Home / 73,569.18-101,577.57-57,454.68

Finding the Fourth Proportional to 73,569.18, 101,577.57 and 57,454.68

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Solution

The fourth proportional to 73,569.18, 101,577.57 and 57,454.68 is: 79,328.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,569.18 : 101,577.57 = 57,454.68 : x
  2. Step 2: Convert to fraction form
    73,569.18/101,577.57 = 57,454.68/x
  3. Step 3: Cross multiply
    73,569.18x = 101,577.57 × 57,454.68
  4. Step 4: Simplify right side
    73,569.18x = 5,836,106,779.53
  5. Step 5: Solve for x
    x = 5,836,106,779.53/73,569.18
  6. Step 6: Final answer
    x = 79,328.15

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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.