Home / 67,955.32-93,792.14-39,276.20

Finding the Fourth Proportional to 67,955.32, 93,792.14 and 39,276.20

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Solution

The fourth proportional to 67,955.32, 93,792.14 and 39,276.20 is: 54,209.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,955.32 : 93,792.14 = 39,276.20 : x
  2. Step 2: Convert to fraction form
    67,955.32/93,792.14 = 39,276.20/x
  3. Step 3: Cross multiply
    67,955.32x = 93,792.14 × 39,276.20
  4. Step 4: Simplify right side
    67,955.32x = 3,683,798,849.07
  5. Step 5: Solve for x
    x = 3,683,798,849.07/67,955.32
  6. Step 6: Final answer
    x = 54,209.13

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1.5x scale

Why These Related Problems?

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