Home / 77,953.20-116,949-22,554.80

Finding the Fourth Proportional to 77,953.20, 116,949 and 22,554.80

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Solution

The fourth proportional to 77,953.20, 116,949 and 22,554.80 is: 33,837.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,953.20 : 116,949 = 22,554.80 : x
  2. Step 2: Convert to fraction form
    77,953.20/116,949 = 22,554.80/x
  3. Step 3: Cross multiply
    77,953.20x = 116,949 × 22,554.80
  4. Step 4: Simplify right side
    77,953.20x = 2,637,761,305.20
  5. Step 5: Solve for x
    x = 2,637,761,305.20/77,953.20
  6. Step 6: Final answer
    x = 33,837.76

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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.