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Finding the Fourth Proportional to 179,364.52, 247,642.08 and 111,482.76

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Solution

The fourth proportional to 179,364.52, 247,642.08 and 111,482.76 is: 153,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,364.52 : 247,642.08 = 111,482.76 : x
  2. Step 2: Convert to fraction form
    179,364.52/247,642.08 = 111,482.76/x
  3. Step 3: Cross multiply
    179,364.52x = 247,642.08 × 111,482.76
  4. Step 4: Simplify right side
    179,364.52x = 27,607,822,570.54
  5. Step 5: Solve for x
    x = 27,607,822,570.54/179,364.52
  6. Step 6: Final answer
    x = 153,920.20

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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.