Home / 94,686.61-142,029.74-55,216.04

Finding the Fourth Proportional to 94,686.61, 142,029.74 and 55,216.04

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Solution

The fourth proportional to 94,686.61, 142,029.74 and 55,216.04 is: 82,823.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,686.61 : 142,029.74 = 55,216.04 : x
  2. Step 2: Convert to fraction form
    94,686.61/142,029.74 = 55,216.04/x
  3. Step 3: Cross multiply
    94,686.61x = 142,029.74 × 55,216.04
  4. Step 4: Simplify right side
    94,686.61x = 7,842,319,805.03
  5. Step 5: Solve for x
    x = 7,842,319,805.03/94,686.61
  6. Step 6: Final answer
    x = 82,823.96

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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.