Home / 145,829.25-218,598.53-61,610.61

Finding the Fourth Proportional to 145,829.25, 218,598.53 and 61,610.61

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Solution

The fourth proportional to 145,829.25, 218,598.53 and 61,610.61 is: 92,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,829.25 : 218,598.53 = 61,610.61 : x
  2. Step 2: Convert to fraction form
    145,829.25/218,598.53 = 61,610.61/x
  3. Step 3: Cross multiply
    145,829.25x = 218,598.53 × 61,610.61
  4. Step 4: Simplify right side
    145,829.25x = 13,467,988,778.40
  5. Step 5: Solve for x
    x = 13,467,988,778.40/145,829.25
  6. Step 6: Final answer
    x = 92,354.51

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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.