Home / 103,637.48-155,516.52-40,454.24

Finding the Fourth Proportional to 103,637.48, 155,516.52 and 40,454.24

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Solution

The fourth proportional to 103,637.48, 155,516.52 and 40,454.24 is: 60,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,637.48 : 155,516.52 = 40,454.24 : x
  2. Step 2: Convert to fraction form
    103,637.48/155,516.52 = 40,454.24/x
  3. Step 3: Cross multiply
    103,637.48x = 155,516.52 × 40,454.24
  4. Step 4: Simplify right side
    103,637.48x = 6,291,302,624.04
  5. Step 5: Solve for x
    x = 6,291,302,624.04/103,637.48
  6. Step 6: Final answer
    x = 60,704.90

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1.5x scale

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.