Home / 125,084.74-187,628.04-31,590.52

Finding the Fourth Proportional to 125,084.74, 187,628.04 and 31,590.52

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Solution

The fourth proportional to 125,084.74, 187,628.04 and 31,590.52 is: 47,386.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,084.74 : 187,628.04 = 31,590.52 : x
  2. Step 2: Convert to fraction form
    125,084.74/187,628.04 = 31,590.52/x
  3. Step 3: Cross multiply
    125,084.74x = 187,628.04 × 31,590.52
  4. Step 4: Simplify right side
    125,084.74x = 5,927,267,350.18
  5. Step 5: Solve for x
    x = 5,927,267,350.18/125,084.74
  6. Step 6: Final answer
    x = 47,386.01

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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.