Home / 154,552.15-213,355.02-103,598.17

Finding the Fourth Proportional to 154,552.15, 213,355.02 and 103,598.17

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Solution

The fourth proportional to 154,552.15, 213,355.02 and 103,598.17 is: 143,014.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,552.15 : 213,355.02 = 103,598.17 : x
  2. Step 2: Convert to fraction form
    154,552.15/213,355.02 = 103,598.17/x
  3. Step 3: Cross multiply
    154,552.15x = 213,355.02 × 103,598.17
  4. Step 4: Simplify right side
    154,552.15x = 22,103,188,904.68
  5. Step 5: Solve for x
    x = 22,103,188,904.68/154,552.15
  6. Step 6: Final answer
    x = 143,014.44

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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.