Home / 92,731.59-127,968.08-52,443.84

Finding the Fourth Proportional to 92,731.59, 127,968.08 and 52,443.84

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Solution

The fourth proportional to 92,731.59, 127,968.08 and 52,443.84 is: 72,371.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,731.59 : 127,968.08 = 52,443.84 : x
  2. Step 2: Convert to fraction form
    92,731.59/127,968.08 = 52,443.84/x
  3. Step 3: Cross multiply
    92,731.59x = 127,968.08 × 52,443.84
  4. Step 4: Simplify right side
    92,731.59x = 6,711,137,512.63
  5. Step 5: Solve for x
    x = 6,711,137,512.63/92,731.59
  6. Step 6: Final answer
    x = 72,371.64

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1.5x scale

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.