Home / 51,434.33-77,150.90-39,030.53

Finding the Fourth Proportional to 51,434.33, 77,150.90 and 39,030.53

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Solution

The fourth proportional to 51,434.33, 77,150.90 and 39,030.53 is: 58,545.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,434.33 : 77,150.90 = 39,030.53 : x
  2. Step 2: Convert to fraction form
    51,434.33/77,150.90 = 39,030.53/x
  3. Step 3: Cross multiply
    51,434.33x = 77,150.90 × 39,030.53
  4. Step 4: Simplify right side
    51,434.33x = 3,011,240,228.80
  5. Step 5: Solve for x
    x = 3,011,240,228.80/51,434.33
  6. Step 6: Final answer
    x = 58,545.34

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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.