Home / 79,823.12-110,062.33-59,644.40

Finding the Fourth Proportional to 79,823.12, 110,062.33 and 59,644.40

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Solution

The fourth proportional to 79,823.12, 110,062.33 and 59,644.40 is: 82,239.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,823.12 : 110,062.33 = 59,644.40 : x
  2. Step 2: Convert to fraction form
    79,823.12/110,062.33 = 59,644.40/x
  3. Step 3: Cross multiply
    79,823.12x = 110,062.33 × 59,644.40
  4. Step 4: Simplify right side
    79,823.12x = 6,564,600,936.03
  5. Step 5: Solve for x
    x = 6,564,600,936.03/79,823.12
  6. Step 6: Final answer
    x = 82,239.35

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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.