Home / 104,713.96-144,534.98-61,718.46

Finding the Fourth Proportional to 104,713.96, 144,534.98 and 61,718.46

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Solution

The fourth proportional to 104,713.96, 144,534.98 and 61,718.46 is: 85,188.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,713.96 : 144,534.98 = 61,718.46 : x
  2. Step 2: Convert to fraction form
    104,713.96/144,534.98 = 61,718.46/x
  3. Step 3: Cross multiply
    104,713.96x = 144,534.98 × 61,718.46
  4. Step 4: Simplify right side
    104,713.96x = 8,920,476,381.73
  5. Step 5: Solve for x
    x = 8,920,476,381.73/104,713.96
  6. Step 6: Final answer
    x = 85,188.99

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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.