Home / 77,423.04-106,851.96-45,591.26

Finding the Fourth Proportional to 77,423.04, 106,851.96 and 45,591.26

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Solution

The fourth proportional to 77,423.04, 106,851.96 and 45,591.26 is: 62,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,423.04 : 106,851.96 = 45,591.26 : x
  2. Step 2: Convert to fraction form
    77,423.04/106,851.96 = 45,591.26/x
  3. Step 3: Cross multiply
    77,423.04x = 106,851.96 × 45,591.26
  4. Step 4: Simplify right side
    77,423.04x = 4,871,514,955.61
  5. Step 5: Solve for x
    x = 4,871,514,955.61/77,423.04
  6. Step 6: Final answer
    x = 62,920.74

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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.