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Finding the Fourth Proportional to 294,758.60, 442,210.80 and 95,100.08

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Solution

The fourth proportional to 294,758.60, 442,210.80 and 95,100.08 is: 142,673.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,758.60 : 442,210.80 = 95,100.08 : x
  2. Step 2: Convert to fraction form
    294,758.60/442,210.80 = 95,100.08/x
  3. Step 3: Cross multiply
    294,758.60x = 442,210.80 × 95,100.08
  4. Step 4: Simplify right side
    294,758.60x = 42,054,282,456.86
  5. Step 5: Solve for x
    x = 42,054,282,456.86/294,758.60
  6. Step 6: Final answer
    x = 142,673.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.