Home / 125,461.28-188,192.19-88,188.14

Finding the Fourth Proportional to 125,461.28, 188,192.19 and 88,188.14

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Solution

The fourth proportional to 125,461.28, 188,192.19 and 88,188.14 is: 132,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,461.28 : 188,192.19 = 88,188.14 : x
  2. Step 2: Convert to fraction form
    125,461.28/188,192.19 = 88,188.14/x
  3. Step 3: Cross multiply
    125,461.28x = 188,192.19 × 88,188.14
  4. Step 4: Simplify right side
    125,461.28x = 16,596,319,999.81
  5. Step 5: Solve for x
    x = 16,596,319,999.81/125,461.28
  6. Step 6: Final answer
    x = 132,282.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.