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Finding the Fourth Proportional to 228,681.70, 342,960.58 and 95,534.10

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Solution

The fourth proportional to 228,681.70, 342,960.58 and 95,534.10 is: 143,275.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,681.70 : 342,960.58 = 95,534.10 : x
  2. Step 2: Convert to fraction form
    228,681.70/342,960.58 = 95,534.10/x
  3. Step 3: Cross multiply
    228,681.70x = 342,960.58 × 95,534.10
  4. Step 4: Simplify right side
    228,681.70x = 32,764,430,465.20
  5. Step 5: Solve for x
    x = 32,764,430,465.20/228,681.70
  6. Step 6: Final answer
    x = 143,275.26

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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.