Home / 74,678.92-112,018.38-22,084.30

Finding the Fourth Proportional to 74,678.92, 112,018.38 and 22,084.30

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Solution

The fourth proportional to 74,678.92, 112,018.38 and 22,084.30 is: 33,126.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,678.92 : 112,018.38 = 22,084.30 : x
  2. Step 2: Convert to fraction form
    74,678.92/112,018.38 = 22,084.30/x
  3. Step 3: Cross multiply
    74,678.92x = 112,018.38 × 22,084.30
  4. Step 4: Simplify right side
    74,678.92x = 2,473,847,566.64
  5. Step 5: Solve for x
    x = 2,473,847,566.64/74,678.92
  6. Step 6: Final answer
    x = 33,126.45

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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.