Home / 155,615.40-233,423.28-43,295.66

Finding the Fourth Proportional to 155,615.40, 233,423.28 and 43,295.66

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Solution

The fourth proportional to 155,615.40, 233,423.28 and 43,295.66 is: 64,943.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,615.40 : 233,423.28 = 43,295.66 : x
  2. Step 2: Convert to fraction form
    155,615.40/233,423.28 = 43,295.66/x
  3. Step 3: Cross multiply
    155,615.40x = 233,423.28 × 43,295.66
  4. Step 4: Simplify right side
    155,615.40x = 10,106,214,966.96
  5. Step 5: Solve for x
    x = 10,106,214,966.96/155,615.40
  6. Step 6: Final answer
    x = 64,943.54

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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.