Home / 88,017.32-132,024.54-21,457.64

Finding the Fourth Proportional to 88,017.32, 132,024.54 and 21,457.64

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Solution

The fourth proportional to 88,017.32, 132,024.54 and 21,457.64 is: 32,186.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,017.32 : 132,024.54 = 21,457.64 : x
  2. Step 2: Convert to fraction form
    88,017.32/132,024.54 = 21,457.64/x
  3. Step 3: Cross multiply
    88,017.32x = 132,024.54 × 21,457.64
  4. Step 4: Simplify right side
    88,017.32x = 2,832,935,050.49
  5. Step 5: Solve for x
    x = 2,832,935,050.49/88,017.32
  6. Step 6: Final answer
    x = 32,186.11

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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.