Home / 88,182.71-121,693.03-47,897.26

Finding the Fourth Proportional to 88,182.71, 121,693.03 and 47,897.26

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Solution

The fourth proportional to 88,182.71, 121,693.03 and 47,897.26 is: 66,098.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,182.71 : 121,693.03 = 47,897.26 : x
  2. Step 2: Convert to fraction form
    88,182.71/121,693.03 = 47,897.26/x
  3. Step 3: Cross multiply
    88,182.71x = 121,693.03 × 47,897.26
  4. Step 4: Simplify right side
    88,182.71x = 5,828,762,393.87
  5. Step 5: Solve for x
    x = 5,828,762,393.87/88,182.71
  6. Step 6: Final answer
    x = 66,098.70

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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.