Home / 90,288.06-124,564.06-58,474.50

Finding the Fourth Proportional to 90,288.06, 124,564.06 and 58,474.50

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Solution

The fourth proportional to 90,288.06, 124,564.06 and 58,474.50 is: 80,673.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,288.06 : 124,564.06 = 58,474.50 : x
  2. Step 2: Convert to fraction form
    90,288.06/124,564.06 = 58,474.50/x
  3. Step 3: Cross multiply
    90,288.06x = 124,564.06 × 58,474.50
  4. Step 4: Simplify right side
    90,288.06x = 7,283,821,126.47
  5. Step 5: Solve for x
    x = 7,283,821,126.47/90,288.06
  6. Step 6: Final answer
    x = 80,673.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.