Home / 86,407.32-129,533.22-44,727.96

Finding the Fourth Proportional to 86,407.32, 129,533.22 and 44,727.96

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Solution

The fourth proportional to 86,407.32, 129,533.22 and 44,727.96 is: 67,051.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,407.32 : 129,533.22 = 44,727.96 : x
  2. Step 2: Convert to fraction form
    86,407.32/129,533.22 = 44,727.96/x
  3. Step 3: Cross multiply
    86,407.32x = 129,533.22 × 44,727.96
  4. Step 4: Simplify right side
    86,407.32x = 5,793,756,682.83
  5. Step 5: Solve for x
    x = 5,793,756,682.83/86,407.32
  6. Step 6: Final answer
    x = 67,051.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.