Home / 124,686.29-187,029.45-31,192.04

Finding the Fourth Proportional to 124,686.29, 187,029.45 and 31,192.04

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Solution

The fourth proportional to 124,686.29, 187,029.45 and 31,192.04 is: 46,788.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,686.29 : 187,029.45 = 31,192.04 : x
  2. Step 2: Convert to fraction form
    124,686.29/187,029.45 = 31,192.04/x
  3. Step 3: Cross multiply
    124,686.29x = 187,029.45 × 31,192.04
  4. Step 4: Simplify right side
    124,686.29x = 5,833,830,553.15
  5. Step 5: Solve for x
    x = 5,833,830,553.15/124,686.29
  6. Step 6: Final answer
    x = 46,788.07

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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.