Home / 97,326.18-134,331.75-63,275.58

Finding the Fourth Proportional to 97,326.18, 134,331.75 and 63,275.58

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Solution

The fourth proportional to 97,326.18, 134,331.75 and 63,275.58 is: 87,334.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,326.18 : 134,331.75 = 63,275.58 : x
  2. Step 2: Convert to fraction form
    97,326.18/134,331.75 = 63,275.58/x
  3. Step 3: Cross multiply
    97,326.18x = 134,331.75 × 63,275.58
  4. Step 4: Simplify right side
    97,326.18x = 8,499,919,393.67
  5. Step 5: Solve for x
    x = 8,499,919,393.67/97,326.18
  6. Step 6: Final answer
    x = 87,334.36

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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.