Home / 126,772.17-174,938.93-69,400.50

Finding the Fourth Proportional to 126,772.17, 174,938.93 and 69,400.50

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Solution

The fourth proportional to 126,772.17, 174,938.93 and 69,400.50 is: 95,769.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,772.17 : 174,938.93 = 69,400.50 : x
  2. Step 2: Convert to fraction form
    126,772.17/174,938.93 = 69,400.50/x
  3. Step 3: Cross multiply
    126,772.17x = 174,938.93 × 69,400.50
  4. Step 4: Simplify right side
    126,772.17x = 12,140,849,211.47
  5. Step 5: Solve for x
    x = 12,140,849,211.47/126,772.17
  6. Step 6: Final answer
    x = 95,769.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.