Home / 103,801,729.90-155,702,594.85-60,648,720.70

Finding the Fourth Proportional to 103,801,729.90, 155,702,594.85 and 60,648,720.70

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Solution

The fourth proportional to 103,801,729.90, 155,702,594.85 and 60,648,720.70 is: 90,973,081.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,801,729.90 : 155,702,594.85 = 60,648,720.70 : x
  2. Step 2: Convert to fraction form
    103,801,729.90/155,702,594.85 = 60,648,720.70/x
  3. Step 3: Cross multiply
    103,801,729.90x = 155,702,594.85 × 60,648,720.70
  4. Step 4: Simplify right side
    103,801,729.90x = 9,443,163,187,322,908
  5. Step 5: Solve for x
    x = 9,443,163,187,322,908/103,801,729.90
  6. Step 6: Final answer
    x = 90,973,081.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.