Home / 179,328.68-247,641.54-112,377.32

Finding the Fourth Proportional to 179,328.68, 247,641.54 and 112,377.32

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Solution

The fourth proportional to 179,328.68, 247,641.54 and 112,377.32 is: 155,185.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,328.68 : 247,641.54 = 112,377.32 : x
  2. Step 2: Convert to fraction form
    179,328.68/247,641.54 = 112,377.32/x
  3. Step 3: Cross multiply
    179,328.68x = 247,641.54 × 112,377.32
  4. Step 4: Simplify right side
    179,328.68x = 27,829,292,585.87
  5. Step 5: Solve for x
    x = 27,829,292,585.87/179,328.68
  6. Step 6: Final answer
    x = 155,185.96

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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.