Home / 77,763.60-116,661.87-44,045.46

Finding the Fourth Proportional to 77,763.60, 116,661.87 and 44,045.46

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Solution

The fourth proportional to 77,763.60, 116,661.87 and 44,045.46 is: 66,077.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,763.60 : 116,661.87 = 44,045.46 : x
  2. Step 2: Convert to fraction form
    77,763.60/116,661.87 = 44,045.46/x
  3. Step 3: Cross multiply
    77,763.60x = 116,661.87 × 44,045.46
  4. Step 4: Simplify right side
    77,763.60x = 5,138,425,728.61
  5. Step 5: Solve for x
    x = 5,138,425,728.61/77,763.60
  6. Step 6: Final answer
    x = 66,077.52

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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.