Home / 97,280.48-145,657.52-50,434.88

Finding the Fourth Proportional to 97,280.48, 145,657.52 and 50,434.88

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Solution

The fourth proportional to 97,280.48, 145,657.52 and 50,434.88 is: 75,515.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,280.48 : 145,657.52 = 50,434.88 : x
  2. Step 2: Convert to fraction form
    97,280.48/145,657.52 = 50,434.88/x
  3. Step 3: Cross multiply
    97,280.48x = 145,657.52 × 50,434.88
  4. Step 4: Simplify right side
    97,280.48x = 7,346,219,542.30
  5. Step 5: Solve for x
    x = 7,346,219,542.30/97,280.48
  6. Step 6: Final answer
    x = 75,515.86

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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.