Home / 67,346.16-101,008.32-31,807.44

Finding the Fourth Proportional to 67,346.16, 101,008.32 and 31,807.44

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Solution

The fourth proportional to 67,346.16, 101,008.32 and 31,807.44 is: 47,706.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,346.16 : 101,008.32 = 31,807.44 : x
  2. Step 2: Convert to fraction form
    67,346.16/101,008.32 = 31,807.44/x
  3. Step 3: Cross multiply
    67,346.16x = 101,008.32 × 31,807.44
  4. Step 4: Simplify right side
    67,346.16x = 3,212,816,077.90
  5. Step 5: Solve for x
    x = 3,212,816,077.90/67,346.16
  6. Step 6: Final answer
    x = 47,706.00

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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.