Home / 59,079.04-81,467.16-38,910.16

Finding the Fourth Proportional to 59,079.04, 81,467.16 and 38,910.16

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Solution

The fourth proportional to 59,079.04, 81,467.16 and 38,910.16 is: 53,655.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,079.04 : 81,467.16 = 38,910.16 : x
  2. Step 2: Convert to fraction form
    59,079.04/81,467.16 = 38,910.16/x
  3. Step 3: Cross multiply
    59,079.04x = 81,467.16 × 38,910.16
  4. Step 4: Simplify right side
    59,079.04x = 3,169,900,230.35
  5. Step 5: Solve for x
    x = 3,169,900,230.35/59,079.04
  6. Step 6: Final answer
    x = 53,655.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.