Home / 110,857.12-152,977.08-63,110.32

Finding the Fourth Proportional to 110,857.12, 152,977.08 and 63,110.32

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Solution

The fourth proportional to 110,857.12, 152,977.08 and 63,110.32 is: 87,088.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,857.12 : 152,977.08 = 63,110.32 : x
  2. Step 2: Convert to fraction form
    110,857.12/152,977.08 = 63,110.32/x
  3. Step 3: Cross multiply
    110,857.12x = 152,977.08 × 63,110.32
  4. Step 4: Simplify right side
    110,857.12x = 9,654,432,471.47
  5. Step 5: Solve for x
    x = 9,654,432,471.47/110,857.12
  6. Step 6: Final answer
    x = 87,088.97

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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.