Home / 155,585.20-233,291.40-61,985.20

Finding the Fourth Proportional to 155,585.20, 233,291.40 and 61,985.20

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Solution

The fourth proportional to 155,585.20, 233,291.40 and 61,985.20 is: 92,943.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,585.20 : 233,291.40 = 61,985.20 : x
  2. Step 2: Convert to fraction form
    155,585.20/233,291.40 = 61,985.20/x
  3. Step 3: Cross multiply
    155,585.20x = 233,291.40 × 61,985.20
  4. Step 4: Simplify right side
    155,585.20x = 14,460,614,087.28
  5. Step 5: Solve for x
    x = 14,460,614,087.28/155,585.20
  6. Step 6: Final answer
    x = 92,943.38

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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.