Home / 127,281.94-175,609.54-73,547.34

Finding the Fourth Proportional to 127,281.94, 175,609.54 and 73,547.34

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Solution

The fourth proportional to 127,281.94, 175,609.54 and 73,547.34 is: 101,472.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,281.94 : 175,609.54 = 73,547.34 : x
  2. Step 2: Convert to fraction form
    127,281.94/175,609.54 = 73,547.34/x
  3. Step 3: Cross multiply
    127,281.94x = 175,609.54 × 73,547.34
  4. Step 4: Simplify right side
    127,281.94x = 12,915,614,545.62
  5. Step 5: Solve for x
    x = 12,915,614,545.62/127,281.94
  6. Step 6: Final answer
    x = 101,472.48

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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.