Home / 67,521.76-93,172.08-37,305.28

Finding the Fourth Proportional to 67,521.76, 93,172.08 and 37,305.28

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Solution

The fourth proportional to 67,521.76, 93,172.08 and 37,305.28 is: 51,476.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,521.76 : 93,172.08 = 37,305.28 : x
  2. Step 2: Convert to fraction form
    67,521.76/93,172.08 = 37,305.28/x
  3. Step 3: Cross multiply
    67,521.76x = 93,172.08 × 37,305.28
  4. Step 4: Simplify right side
    67,521.76x = 3,475,810,532.58
  5. Step 5: Solve for x
    x = 3,475,810,532.58/67,521.76
  6. Step 6: Final answer
    x = 51,476.89

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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.