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Finding the Fourth Proportional to 79,953.27, 110,330.40 and 45,953.65

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Solution

The fourth proportional to 79,953.27, 110,330.40 and 45,953.65 is: 63,413.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,953.27 : 110,330.40 = 45,953.65 : x
  2. Step 2: Convert to fraction form
    79,953.27/110,330.40 = 45,953.65/x
  3. Step 3: Cross multiply
    79,953.27x = 110,330.40 × 45,953.65
  4. Step 4: Simplify right side
    79,953.27x = 5,070,084,585.96
  5. Step 5: Solve for x
    x = 5,070,084,585.96/79,953.27
  6. Step 6: Final answer
    x = 63,413.10

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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.