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Finding the Fourth Proportional to 228,577.55, 342,898.38 and 95,427.52

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Solution

The fourth proportional to 228,577.55, 342,898.38 and 95,427.52 is: 143,154.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,577.55 : 342,898.38 = 95,427.52 : x
  2. Step 2: Convert to fraction form
    228,577.55/342,898.38 = 95,427.52/x
  3. Step 3: Cross multiply
    228,577.55x = 342,898.38 × 95,427.52
  4. Step 4: Simplify right side
    228,577.55x = 32,721,941,158.17
  5. Step 5: Solve for x
    x = 32,721,941,158.17/228,577.55
  6. Step 6: Final answer
    x = 143,154.66

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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.