Home / 88,514.63-122,148.65-48,228.72

Finding the Fourth Proportional to 88,514.63, 122,148.65 and 48,228.72

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Solution

The fourth proportional to 88,514.63, 122,148.65 and 48,228.72 is: 66,554.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,514.63 : 122,148.65 = 48,228.72 : x
  2. Step 2: Convert to fraction form
    88,514.63/122,148.65 = 48,228.72/x
  3. Step 3: Cross multiply
    88,514.63x = 122,148.65 × 48,228.72
  4. Step 4: Simplify right side
    88,514.63x = 5,891,073,117.54
  5. Step 5: Solve for x
    x = 5,891,073,117.54/88,514.63
  6. Step 6: Final answer
    x = 66,554.80

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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.