Home / 57,153.65-78,873.15-34,207.10

Finding the Fourth Proportional to 57,153.65, 78,873.15 and 34,207.10

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Solution

The fourth proportional to 57,153.65, 78,873.15 and 34,207.10 is: 47,206.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,153.65 : 78,873.15 = 34,207.10 : x
  2. Step 2: Convert to fraction form
    57,153.65/78,873.15 = 34,207.10/x
  3. Step 3: Cross multiply
    57,153.65x = 78,873.15 × 34,207.10
  4. Step 4: Simplify right side
    57,153.65x = 2,698,021,335.00
  5. Step 5: Solve for x
    x = 2,698,021,335.00/57,153.65
  6. Step 6: Final answer
    x = 47,206.46

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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.