Home / 64,736.49-97,073.42-38,434.17

Finding the Fourth Proportional to 64,736.49, 97,073.42 and 38,434.17

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Solution

The fourth proportional to 64,736.49, 97,073.42 and 38,434.17 is: 57,632.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,736.49 : 97,073.42 = 38,434.17 : x
  2. Step 2: Convert to fraction form
    64,736.49/97,073.42 = 38,434.17/x
  3. Step 3: Cross multiply
    64,736.49x = 97,073.42 × 38,434.17
  4. Step 4: Simplify right side
    64,736.49x = 3,730,936,134.59
  5. Step 5: Solve for x
    x = 3,730,936,134.59/64,736.49
  6. Step 6: Final answer
    x = 57,632.66

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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.