Home / 125,087.10-187,630.65-62,735.10

Finding the Fourth Proportional to 125,087.10, 187,630.65 and 62,735.10

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Solution

The fourth proportional to 125,087.10, 187,630.65 and 62,735.10 is: 94,102.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,087.10 : 187,630.65 = 62,735.10 : x
  2. Step 2: Convert to fraction form
    125,087.10/187,630.65 = 62,735.10/x
  3. Step 3: Cross multiply
    125,087.10x = 187,630.65 × 62,735.10
  4. Step 4: Simplify right side
    125,087.10x = 11,771,027,590.82
  5. Step 5: Solve for x
    x = 11,771,027,590.82/125,087.10
  6. Step 6: Final answer
    x = 94,102.65

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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.