Home / 112,226.24-154,881.72-64,496

Finding the Fourth Proportional to 112,226.24, 154,881.72 and 64,496

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Solution

The fourth proportional to 112,226.24, 154,881.72 and 64,496 is: 89,009.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,226.24 : 154,881.72 = 64,496 : x
  2. Step 2: Convert to fraction form
    112,226.24/154,881.72 = 64,496/x
  3. Step 3: Cross multiply
    112,226.24x = 154,881.72 × 64,496
  4. Step 4: Simplify right side
    112,226.24x = 9,989,251,413.12
  5. Step 5: Solve for x
    x = 9,989,251,413.12/112,226.24
  6. Step 6: Final answer
    x = 89,009.94

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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.