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Finding the Fourth Proportional to 245,648.91, 368,254.20 and 95,854.35

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Solution

The fourth proportional to 245,648.91, 368,254.20 and 95,854.35 is: 143,696.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,648.91 : 368,254.20 = 95,854.35 : x
  2. Step 2: Convert to fraction form
    245,648.91/368,254.20 = 95,854.35/x
  3. Step 3: Cross multiply
    245,648.91x = 368,254.20 × 95,854.35
  4. Step 4: Simplify right side
    245,648.91x = 35,298,766,975.77
  5. Step 5: Solve for x
    x = 35,298,766,975.77/245,648.91
  6. Step 6: Final answer
    x = 143,696.00

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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.