Home / 51,948.47-77,903.27-40,984.31

Finding the Fourth Proportional to 51,948.47, 77,903.27 and 40,984.31

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Solution

The fourth proportional to 51,948.47, 77,903.27 and 40,984.31 is: 61,461.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,948.47 : 77,903.27 = 40,984.31 : x
  2. Step 2: Convert to fraction form
    51,948.47/77,903.27 = 40,984.31/x
  3. Step 3: Cross multiply
    51,948.47x = 77,903.27 × 40,984.31
  4. Step 4: Simplify right side
    51,948.47x = 3,192,811,562.77
  5. Step 5: Solve for x
    x = 3,192,811,562.77/51,948.47
  6. Step 6: Final answer
    x = 61,461.13

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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.