Home / 125,306.16-187,965.60-36,566.40

Finding the Fourth Proportional to 125,306.16, 187,965.60 and 36,566.40

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Solution

The fourth proportional to 125,306.16, 187,965.60 and 36,566.40 is: 54,851.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,306.16 : 187,965.60 = 36,566.40 : x
  2. Step 2: Convert to fraction form
    125,306.16/187,965.60 = 36,566.40/x
  3. Step 3: Cross multiply
    125,306.16x = 187,965.60 × 36,566.40
  4. Step 4: Simplify right side
    125,306.16x = 6,873,225,315.84
  5. Step 5: Solve for x
    x = 6,873,225,315.84/125,306.16
  6. Step 6: Final answer
    x = 54,851.46

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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.