Home / 102,223.04-141,066.68-56,900.30

Finding the Fourth Proportional to 102,223.04, 141,066.68 and 56,900.30

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Solution

The fourth proportional to 102,223.04, 141,066.68 and 56,900.30 is: 78,521.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,223.04 : 141,066.68 = 56,900.30 : x
  2. Step 2: Convert to fraction form
    102,223.04/141,066.68 = 56,900.30/x
  3. Step 3: Cross multiply
    102,223.04x = 141,066.68 × 56,900.30
  4. Step 4: Simplify right side
    102,223.04x = 8,026,735,422.17
  5. Step 5: Solve for x
    x = 8,026,735,422.17/102,223.04
  6. Step 6: Final answer
    x = 78,521.79

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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.