Home / 74,901.12-112,345.54-22,310.62

Finding the Fourth Proportional to 74,901.12, 112,345.54 and 22,310.62

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Solution

The fourth proportional to 74,901.12, 112,345.54 and 22,310.62 is: 33,464.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,901.12 : 112,345.54 = 22,310.62 : x
  2. Step 2: Convert to fraction form
    74,901.12/112,345.54 = 22,310.62/x
  3. Step 3: Cross multiply
    74,901.12x = 112,345.54 × 22,310.62
  4. Step 4: Simplify right side
    74,901.12x = 2,506,498,651.63
  5. Step 5: Solve for x
    x = 2,506,498,651.63/74,901.12
  6. Step 6: Final answer
    x = 33,464.10

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1.5x scale

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.