Home / 79,929.90-110,306.93-45,949.38

Finding the Fourth Proportional to 79,929.90, 110,306.93 and 45,949.38

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Solution

The fourth proportional to 79,929.90, 110,306.93 and 45,949.38 is: 63,412.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,929.90 : 110,306.93 = 45,949.38 : x
  2. Step 2: Convert to fraction form
    79,929.90/110,306.93 = 45,949.38/x
  3. Step 3: Cross multiply
    79,929.90x = 110,306.93 × 45,949.38
  4. Step 4: Simplify right side
    79,929.90x = 5,068,534,813.46
  5. Step 5: Solve for x
    x = 5,068,534,813.46/79,929.90
  6. Step 6: Final answer
    x = 63,412.25

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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.