Home / 92,557.32-127,721.88-52,275.12

Finding the Fourth Proportional to 92,557.32, 127,721.88 and 52,275.12

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Solution

The fourth proportional to 92,557.32, 127,721.88 and 52,275.12 is: 72,135.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,557.32 : 127,721.88 = 52,275.12 : x
  2. Step 2: Convert to fraction form
    92,557.32/127,721.88 = 52,275.12/x
  3. Step 3: Cross multiply
    92,557.32x = 127,721.88 × 52,275.12
  4. Step 4: Simplify right side
    92,557.32x = 6,676,676,603.63
  5. Step 5: Solve for x
    x = 6,676,676,603.63/92,557.32
  6. Step 6: Final answer
    x = 72,135.59

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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.