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Finding the Fourth Proportional to 295,240.58, 442,931.18 and 95,561

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Solution

The fourth proportional to 295,240.58, 442,931.18 and 95,561 is: 143,364.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,240.58 : 442,931.18 = 95,561 : x
  2. Step 2: Convert to fraction form
    295,240.58/442,931.18 = 95,561/x
  3. Step 3: Cross multiply
    295,240.58x = 442,931.18 × 95,561
  4. Step 4: Simplify right side
    295,240.58x = 42,326,946,491.98
  5. Step 5: Solve for x
    x = 42,326,946,491.98/295,240.58
  6. Step 6: Final answer
    x = 143,364.26

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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.