Home / 125,271.17-187,971.38-58,718.06

Finding the Fourth Proportional to 125,271.17, 187,971.38 and 58,718.06

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Solution

The fourth proportional to 125,271.17, 187,971.38 and 58,718.06 is: 88,107.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,271.17 : 187,971.38 = 58,718.06 : x
  2. Step 2: Convert to fraction form
    125,271.17/187,971.38 = 58,718.06/x
  3. Step 3: Cross multiply
    125,271.17x = 187,971.38 × 58,718.06
  4. Step 4: Simplify right side
    125,271.17x = 11,037,314,769.12
  5. Step 5: Solve for x
    x = 11,037,314,769.12/125,271.17
  6. Step 6: Final answer
    x = 88,107.38

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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.