Home / 108,177.02-149,283.45-59,782.20

Finding the Fourth Proportional to 108,177.02, 149,283.45 and 59,782.20

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Solution

The fourth proportional to 108,177.02, 149,283.45 and 59,782.20 is: 82,498.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,177.02 : 149,283.45 = 59,782.20 : x
  2. Step 2: Convert to fraction form
    108,177.02/149,283.45 = 59,782.20/x
  3. Step 3: Cross multiply
    108,177.02x = 149,283.45 × 59,782.20
  4. Step 4: Simplify right side
    108,177.02x = 8,924,492,504.78
  5. Step 5: Solve for x
    x = 8,924,492,504.78/108,177.02
  6. Step 6: Final answer
    x = 82,498.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.