Home / 88,317.68-121,877.46-48,031.79

Finding the Fourth Proportional to 88,317.68, 121,877.46 and 48,031.79

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Solution

The fourth proportional to 88,317.68, 121,877.46 and 48,031.79 is: 66,283.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,317.68 : 121,877.46 = 48,031.79 : x
  2. Step 2: Convert to fraction form
    88,317.68/121,877.46 = 48,031.79/x
  3. Step 3: Cross multiply
    88,317.68x = 121,877.46 × 48,031.79
  4. Step 4: Simplify right side
    88,317.68x = 5,853,991,955.07
  5. Step 5: Solve for x
    x = 5,853,991,955.07/88,317.68
  6. Step 6: Final answer
    x = 66,283.36

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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.