Home / 110,249.73-152,140.14-64,929.60

Finding the Fourth Proportional to 110,249.73, 152,140.14 and 64,929.60

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Solution

The fourth proportional to 110,249.73, 152,140.14 and 64,929.60 is: 89,600.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,249.73 : 152,140.14 = 64,929.60 : x
  2. Step 2: Convert to fraction form
    110,249.73/152,140.14 = 64,929.60/x
  3. Step 3: Cross multiply
    110,249.73x = 152,140.14 × 64,929.60
  4. Step 4: Simplify right side
    110,249.73x = 9,878,398,434.14
  5. Step 5: Solve for x
    x = 9,878,398,434.14/110,249.73
  6. Step 6: Final answer
    x = 89,600.21

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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.