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Finding the Fourth Proportional to 53,060.40, 79,510.41 and 35,498.79

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Solution

The fourth proportional to 53,060.40, 79,510.41 and 35,498.79 is: 53,194.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,060.40 : 79,510.41 = 35,498.79 : x
  2. Step 2: Convert to fraction form
    53,060.40/79,510.41 = 35,498.79/x
  3. Step 3: Cross multiply
    53,060.40x = 79,510.41 × 35,498.79
  4. Step 4: Simplify right side
    53,060.40x = 2,822,523,347.40
  5. Step 5: Solve for x
    x = 2,822,523,347.40/53,060.40
  6. Step 6: Final answer
    x = 53,194.54

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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.