Home / 104,500.71-144,219.96-59,186.68

Finding the Fourth Proportional to 104,500.71, 144,219.96 and 59,186.68

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Solution

The fourth proportional to 104,500.71, 144,219.96 and 59,186.68 is: 81,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,500.71 : 144,219.96 = 59,186.68 : x
  2. Step 2: Convert to fraction form
    104,500.71/144,219.96 = 59,186.68/x
  3. Step 3: Cross multiply
    104,500.71x = 144,219.96 × 59,186.68
  4. Step 4: Simplify right side
    104,500.71x = 8,535,900,261.58
  5. Step 5: Solve for x
    x = 8,535,900,261.58/104,500.71
  6. Step 6: Final answer
    x = 81,682.70

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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.