Home / 51,439.06-77,158.04-39,035.26

Finding the Fourth Proportional to 51,439.06, 77,158.04 and 39,035.26

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Solution

The fourth proportional to 51,439.06, 77,158.04 and 39,035.26 is: 58,552.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,439.06 : 77,158.04 = 39,035.26 : x
  2. Step 2: Convert to fraction form
    51,439.06/77,158.04 = 39,035.26/x
  3. Step 3: Cross multiply
    51,439.06x = 77,158.04 × 39,035.26
  4. Step 4: Simplify right side
    51,439.06x = 3,011,884,152.49
  5. Step 5: Solve for x
    x = 3,011,884,152.49/51,439.06
  6. Step 6: Final answer
    x = 58,552.47

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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.