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Finding the Fourth Proportional to 184,758.66, 254,966.85 and 99,875.88

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Solution

The fourth proportional to 184,758.66, 254,966.85 and 99,875.88 is: 137,828.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,758.66 : 254,966.85 = 99,875.88 : x
  2. Step 2: Convert to fraction form
    184,758.66/254,966.85 = 99,875.88/x
  3. Step 3: Cross multiply
    184,758.66x = 254,966.85 × 99,875.88
  4. Step 4: Simplify right side
    184,758.66x = 25,465,038,514.58
  5. Step 5: Solve for x
    x = 25,465,038,514.58/184,758.66
  6. Step 6: Final answer
    x = 137,828.66

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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.