Home / 226,829.16-340,259.40-77,008.32

Finding the Fourth Proportional to 226,829.16, 340,259.40 and 77,008.32

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Solution

The fourth proportional to 226,829.16, 340,259.40 and 77,008.32 is: 115,517.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,829.16 : 340,259.40 = 77,008.32 : x
  2. Step 2: Convert to fraction form
    226,829.16/340,259.40 = 77,008.32/x
  3. Step 3: Cross multiply
    226,829.16x = 340,259.40 × 77,008.32
  4. Step 4: Simplify right side
    226,829.16x = 26,202,804,758.21
  5. Step 5: Solve for x
    x = 26,202,804,758.21/226,829.16
  6. Step 6: Final answer
    x = 115,517.80

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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.