Home / 92,075.40-137,891.54-62,403.20

Finding the Fourth Proportional to 92,075.40, 137,891.54 and 62,403.20

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Solution

The fourth proportional to 92,075.40, 137,891.54 and 62,403.20 is: 93,454.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,075.40 : 137,891.54 = 62,403.20 : x
  2. Step 2: Convert to fraction form
    92,075.40/137,891.54 = 62,403.20/x
  3. Step 3: Cross multiply
    92,075.40x = 137,891.54 × 62,403.20
  4. Step 4: Simplify right side
    92,075.40x = 8,604,873,348.93
  5. Step 5: Solve for x
    x = 8,604,873,348.93/92,075.40
  6. Step 6: Final answer
    x = 93,454.64

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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.