Home / 94,237,328.80-141,462,281.40-72,767,112.40

Finding the Fourth Proportional to 94,237,328.80, 141,462,281.40 and 72,767,112.40

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Solution

The fourth proportional to 94,237,328.80, 141,462,281.40 and 72,767,112.40 is: 109,232,741.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,237,328.80 : 141,462,281.40 = 72,767,112.40 : x
  2. Step 2: Convert to fraction form
    94,237,328.80/141,462,281.40 = 72,767,112.40/x
  3. Step 3: Cross multiply
    94,237,328.80x = 141,462,281.40 × 72,767,112.40
  4. Step 4: Simplify right side
    94,237,328.80x = 10,293,801,730,994,230
  5. Step 5: Solve for x
    x = 10,293,801,730,994,230/94,237,328.80
  6. Step 6: Final answer
    x = 109,232,741.02

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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.