Home / 104,082.30-143,595.15-68,292.18

Finding the Fourth Proportional to 104,082.30, 143,595.15 and 68,292.18

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Solution

The fourth proportional to 104,082.30, 143,595.15 and 68,292.18 is: 94,218.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,082.30 : 143,595.15 = 68,292.18 : x
  2. Step 2: Convert to fraction form
    104,082.30/143,595.15 = 68,292.18/x
  3. Step 3: Cross multiply
    104,082.30x = 143,595.15 × 68,292.18
  4. Step 4: Simplify right side
    104,082.30x = 9,806,425,830.93
  5. Step 5: Solve for x
    x = 9,806,425,830.93/104,082.30
  6. Step 6: Final answer
    x = 94,218.00

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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.