Home / 154,880.22-232,317.57-42,559.98

Finding the Fourth Proportional to 154,880.22, 232,317.57 and 42,559.98

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Solution

The fourth proportional to 154,880.22, 232,317.57 and 42,559.98 is: 63,839.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,880.22 : 232,317.57 = 42,559.98 : x
  2. Step 2: Convert to fraction form
    154,880.22/232,317.57 = 42,559.98/x
  3. Step 3: Cross multiply
    154,880.22x = 232,317.57 × 42,559.98
  4. Step 4: Simplify right side
    154,880.22x = 9,887,431,132.85
  5. Step 5: Solve for x
    x = 9,887,431,132.85/154,880.22
  6. Step 6: Final answer
    x = 63,839.21

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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.