Home / 97,106.12-134,008.98-54,666.20

Finding the Fourth Proportional to 97,106.12, 134,008.98 and 54,666.20

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Solution

The fourth proportional to 97,106.12, 134,008.98 and 54,666.20 is: 75,440.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,106.12 : 134,008.98 = 54,666.20 : x
  2. Step 2: Convert to fraction form
    97,106.12/134,008.98 = 54,666.20/x
  3. Step 3: Cross multiply
    97,106.12x = 134,008.98 × 54,666.20
  4. Step 4: Simplify right side
    97,106.12x = 7,325,761,702.48
  5. Step 5: Solve for x
    x = 7,325,761,702.48/97,106.12
  6. Step 6: Final answer
    x = 75,440.78

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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.