Home / 74,923.73-112,402.02-28,176.59

Finding the Fourth Proportional to 74,923.73, 112,402.02 and 28,176.59

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Solution

The fourth proportional to 74,923.73, 112,402.02 and 28,176.59 is: 42,271.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,923.73 : 112,402.02 = 28,176.59 : x
  2. Step 2: Convert to fraction form
    74,923.73/112,402.02 = 28,176.59/x
  3. Step 3: Cross multiply
    74,923.73x = 112,402.02 × 28,176.59
  4. Step 4: Simplify right side
    74,923.73x = 3,167,105,632.71
  5. Step 5: Solve for x
    x = 3,167,105,632.71/74,923.73
  6. Step 6: Final answer
    x = 42,271.06

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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.