Home / 155,851.20-233,431.20-93,643.20

Finding the Fourth Proportional to 155,851.20, 233,431.20 and 93,643.20

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Solution

The fourth proportional to 155,851.20, 233,431.20 and 93,643.20 is: 140,257.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,851.20 : 233,431.20 = 93,643.20 : x
  2. Step 2: Convert to fraction form
    155,851.20/233,431.20 = 93,643.20/x
  3. Step 3: Cross multiply
    155,851.20x = 233,431.20 × 93,643.20
  4. Step 4: Simplify right side
    155,851.20x = 21,859,244,547.84
  5. Step 5: Solve for x
    x = 21,859,244,547.84/155,851.20
  6. Step 6: Final answer
    x = 140,257.15

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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.