Home / 74,954.20-112,416.90-22,365.40

Finding the Fourth Proportional to 74,954.20, 112,416.90 and 22,365.40

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Solution

The fourth proportional to 74,954.20, 112,416.90 and 22,365.40 is: 33,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,954.20 : 112,416.90 = 22,365.40 : x
  2. Step 2: Convert to fraction form
    74,954.20/112,416.90 = 22,365.40/x
  3. Step 3: Cross multiply
    74,954.20x = 112,416.90 × 22,365.40
  4. Step 4: Simplify right side
    74,954.20x = 2,514,248,935.26
  5. Step 5: Solve for x
    x = 2,514,248,935.26/74,954.20
  6. Step 6: Final answer
    x = 33,543.80

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1.5x scale

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.