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Finding the Fourth Proportional to 80,357.52, 110,881.70 and 44,547.50

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Solution

The fourth proportional to 80,357.52, 110,881.70 and 44,547.50 is: 61,469.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,357.52 : 110,881.70 = 44,547.50 : x
  2. Step 2: Convert to fraction form
    80,357.52/110,881.70 = 44,547.50/x
  3. Step 3: Cross multiply
    80,357.52x = 110,881.70 × 44,547.50
  4. Step 4: Simplify right side
    80,357.52x = 4,939,502,530.75
  5. Step 5: Solve for x
    x = 4,939,502,530.75/80,357.52
  6. Step 6: Final answer
    x = 61,469.08

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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.