Home / 127,737.32-176,277.55-74,053.45

Finding the Fourth Proportional to 127,737.32, 176,277.55 and 74,053.45

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Solution

The fourth proportional to 127,737.32, 176,277.55 and 74,053.45 is: 102,193.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,737.32 : 176,277.55 = 74,053.45 : x
  2. Step 2: Convert to fraction form
    127,737.32/176,277.55 = 74,053.45/x
  3. Step 3: Cross multiply
    127,737.32x = 176,277.55 × 74,053.45
  4. Step 4: Simplify right side
    127,737.32x = 13,053,960,109.22
  5. Step 5: Solve for x
    x = 13,053,960,109.22/127,737.32
  6. Step 6: Final answer
    x = 102,193.79

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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.