Home / 97,228.10-145,550.55-57,764.90

Finding the Fourth Proportional to 97,228.10, 145,550.55 and 57,764.90

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Solution

The fourth proportional to 97,228.10, 145,550.55 and 57,764.90 is: 86,474.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,228.10 : 145,550.55 = 57,764.90 : x
  2. Step 2: Convert to fraction form
    97,228.10/145,550.55 = 57,764.90/x
  3. Step 3: Cross multiply
    97,228.10x = 145,550.55 × 57,764.90
  4. Step 4: Simplify right side
    97,228.10x = 8,407,712,965.70
  5. Step 5: Solve for x
    x = 8,407,712,965.70/97,228.10
  6. Step 6: Final answer
    x = 86,474.11

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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.