Home / 161,223.32-241,840.40-72,477.12

Finding the Fourth Proportional to 161,223.32, 241,840.40 and 72,477.12

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Solution

The fourth proportional to 161,223.32, 241,840.40 and 72,477.12 is: 108,718.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,223.32 : 241,840.40 = 72,477.12 : x
  2. Step 2: Convert to fraction form
    161,223.32/241,840.40 = 72,477.12/x
  3. Step 3: Cross multiply
    161,223.32x = 241,840.40 × 72,477.12
  4. Step 4: Simplify right side
    161,223.32x = 17,527,895,691.65
  5. Step 5: Solve for x
    x = 17,527,895,691.65/161,223.32
  6. Step 6: Final answer
    x = 108,718.12

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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.