Home / 51,182.18-70,632.90-29,672.01

Finding the Fourth Proportional to 51,182.18, 70,632.90 and 29,672.01

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Solution

The fourth proportional to 51,182.18, 70,632.90 and 29,672.01 is: 40,948.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,182.18 : 70,632.90 = 29,672.01 : x
  2. Step 2: Convert to fraction form
    51,182.18/70,632.90 = 29,672.01/x
  3. Step 3: Cross multiply
    51,182.18x = 70,632.90 × 29,672.01
  4. Step 4: Simplify right side
    51,182.18x = 2,095,820,115.13
  5. Step 5: Solve for x
    x = 2,095,820,115.13/51,182.18
  6. Step 6: Final answer
    x = 40,948.24

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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.