Home / 145,829.26-218,711.04-52,335.01

Finding the Fourth Proportional to 145,829.26, 218,711.04 and 52,335.01

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Solution

The fourth proportional to 145,829.26, 218,711.04 and 52,335.01 is: 78,490.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,829.26 : 218,711.04 = 52,335.01 : x
  2. Step 2: Convert to fraction form
    145,829.26/218,711.04 = 52,335.01/x
  3. Step 3: Cross multiply
    145,829.26x = 218,711.04 × 52,335.01
  4. Step 4: Simplify right side
    145,829.26x = 11,446,244,542.64
  5. Step 5: Solve for x
    x = 11,446,244,542.64/145,829.26
  6. Step 6: Final answer
    x = 78,490.73

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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.