Home / 103,598.20-142,964.73-58,886.20

Finding the Fourth Proportional to 103,598.20, 142,964.73 and 58,886.20

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Solution

The fourth proportional to 103,598.20, 142,964.73 and 58,886.20 is: 81,262.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,598.20 : 142,964.73 = 58,886.20 : x
  2. Step 2: Convert to fraction form
    103,598.20/142,964.73 = 58,886.20/x
  3. Step 3: Cross multiply
    103,598.20x = 142,964.73 × 58,886.20
  4. Step 4: Simplify right side
    103,598.20x = 8,418,649,683.73
  5. Step 5: Solve for x
    x = 8,418,649,683.73/103,598.20
  6. Step 6: Final answer
    x = 81,262.51

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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.