Home / 155,406.40-233,282.40-96,308.80

Finding the Fourth Proportional to 155,406.40, 233,282.40 and 96,308.80

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Solution

The fourth proportional to 155,406.40, 233,282.40 and 96,308.80 is: 144,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,406.40 : 233,282.40 = 96,308.80 : x
  2. Step 2: Convert to fraction form
    155,406.40/233,282.40 = 96,308.80/x
  3. Step 3: Cross multiply
    155,406.40x = 233,282.40 × 96,308.80
  4. Step 4: Simplify right side
    155,406.40x = 22,467,148,005.12
  5. Step 5: Solve for x
    x = 22,467,148,005.12/155,406.40
  6. Step 6: Final answer
    x = 144,570.29

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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.