Home / 125,666.98-173,416.04-69,077.95

Finding the Fourth Proportional to 125,666.98, 173,416.04 and 69,077.95

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Solution

The fourth proportional to 125,666.98, 173,416.04 and 69,077.95 is: 95,325.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,666.98 : 173,416.04 = 69,077.95 : x
  2. Step 2: Convert to fraction form
    125,666.98/173,416.04 = 69,077.95/x
  3. Step 3: Cross multiply
    125,666.98x = 173,416.04 × 69,077.95
  4. Step 4: Simplify right side
    125,666.98x = 11,979,224,020.43
  5. Step 5: Solve for x
    x = 11,979,224,020.43/125,666.98
  6. Step 6: Final answer
    x = 95,325.15

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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.