Home / 74,932.95-112,454.87-35,490.16

Finding the Fourth Proportional to 74,932.95, 112,454.87 and 35,490.16

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Solution

The fourth proportional to 74,932.95, 112,454.87 and 35,490.16 is: 53,261.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,932.95 : 112,454.87 = 35,490.16 : x
  2. Step 2: Convert to fraction form
    74,932.95/112,454.87 = 35,490.16/x
  3. Step 3: Cross multiply
    74,932.95x = 112,454.87 × 35,490.16
  4. Step 4: Simplify right side
    74,932.95x = 3,991,041,329.08
  5. Step 5: Solve for x
    x = 3,991,041,329.08/74,932.95
  6. Step 6: Final answer
    x = 53,261.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.