Home / 77,770.04-107,325.07-44,238.20

Finding the Fourth Proportional to 77,770.04, 107,325.07 and 44,238.20

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Solution

The fourth proportional to 77,770.04, 107,325.07 and 44,238.20 is: 61,050.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,770.04 : 107,325.07 = 44,238.20 : x
  2. Step 2: Convert to fraction form
    77,770.04/107,325.07 = 44,238.20/x
  3. Step 3: Cross multiply
    77,770.04x = 107,325.07 × 44,238.20
  4. Step 4: Simplify right side
    77,770.04x = 4,747,867,264.45
  5. Step 5: Solve for x
    x = 4,747,867,264.45/77,770.04
  6. Step 6: Final answer
    x = 61,050.09

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1.5x scale

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.