Home / 110,126.61-152,004.74-64,819.13

Finding the Fourth Proportional to 110,126.61, 152,004.74 and 64,819.13

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Solution

The fourth proportional to 110,126.61, 152,004.74 and 64,819.13 is: 89,468.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,126.61 : 152,004.74 = 64,819.13 : x
  2. Step 2: Convert to fraction form
    110,126.61/152,004.74 = 64,819.13/x
  3. Step 3: Cross multiply
    110,126.61x = 152,004.74 × 64,819.13
  4. Step 4: Simplify right side
    110,126.61x = 9,852,813,918.56
  5. Step 5: Solve for x
    x = 9,852,813,918.56/110,126.61
  6. Step 6: Final answer
    x = 89,468.06

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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.