Home / 126,484.52-174,541.77-69,892.25

Finding the Fourth Proportional to 126,484.52, 174,541.77 and 69,892.25

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Solution

The fourth proportional to 126,484.52, 174,541.77 and 69,892.25 is: 96,447.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,484.52 : 174,541.77 = 69,892.25 : x
  2. Step 2: Convert to fraction form
    126,484.52/174,541.77 = 69,892.25/x
  3. Step 3: Cross multiply
    126,484.52x = 174,541.77 × 69,892.25
  4. Step 4: Simplify right side
    126,484.52x = 12,199,117,024.28
  5. Step 5: Solve for x
    x = 12,199,117,024.28/126,484.52
  6. Step 6: Final answer
    x = 96,447.51

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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.