Home / 90,228.33-124,486.47-52,495.29

Finding the Fourth Proportional to 90,228.33, 124,486.47 and 52,495.29

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Solution

The fourth proportional to 90,228.33, 124,486.47 and 52,495.29 is: 72,426.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,228.33 : 124,486.47 = 52,495.29 : x
  2. Step 2: Convert to fraction form
    90,228.33/124,486.47 = 52,495.29/x
  3. Step 3: Cross multiply
    90,228.33x = 124,486.47 × 52,495.29
  4. Step 4: Simplify right side
    90,228.33x = 6,534,953,343.73
  5. Step 5: Solve for x
    x = 6,534,953,343.73/90,228.33
  6. Step 6: Final answer
    x = 72,426.85

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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.