Home / 92,208.12-127,248.84-54,482.28

Finding the Fourth Proportional to 92,208.12, 127,248.84 and 54,482.28

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Solution

The fourth proportional to 92,208.12, 127,248.84 and 54,482.28 is: 75,186.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,208.12 : 127,248.84 = 54,482.28 : x
  2. Step 2: Convert to fraction form
    92,208.12/127,248.84 = 54,482.28/x
  3. Step 3: Cross multiply
    92,208.12x = 127,248.84 × 54,482.28
  4. Step 4: Simplify right side
    92,208.12x = 6,932,806,930.56
  5. Step 5: Solve for x
    x = 6,932,806,930.56/92,208.12
  6. Step 6: Final answer
    x = 75,186.51

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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.