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Finding the Fourth Proportional to 185,482.65, 255,966.51 and 100,599.72

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Solution

The fourth proportional to 185,482.65, 255,966.51 and 100,599.72 is: 138,827.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,482.65 : 255,966.51 = 100,599.72 : x
  2. Step 2: Convert to fraction form
    185,482.65/255,966.51 = 100,599.72/x
  3. Step 3: Cross multiply
    185,482.65x = 255,966.51 × 100,599.72
  4. Step 4: Simplify right side
    185,482.65x = 25,750,159,235.38
  5. Step 5: Solve for x
    x = 25,750,159,235.38/185,482.65
  6. Step 6: Final answer
    x = 138,827.86

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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.