Home / 57,238.63-78,989.30-32,088.13

Finding the Fourth Proportional to 57,238.63, 78,989.30 and 32,088.13

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Solution

The fourth proportional to 57,238.63, 78,989.30 and 32,088.13 is: 44,281.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,238.63 : 78,989.30 = 32,088.13 : x
  2. Step 2: Convert to fraction form
    57,238.63/78,989.30 = 32,088.13/x
  3. Step 3: Cross multiply
    57,238.63x = 78,989.30 × 32,088.13
  4. Step 4: Simplify right side
    57,238.63x = 2,534,618,927.01
  5. Step 5: Solve for x
    x = 2,534,618,927.01/57,238.63
  6. Step 6: Final answer
    x = 44,281.61

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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.