Home / 156,140.52-234,283.34-49,541.28

Finding the Fourth Proportional to 156,140.52, 234,283.34 and 49,541.28

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Solution

The fourth proportional to 156,140.52, 234,283.34 and 49,541.28 is: 74,334.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,140.52 : 234,283.34 = 49,541.28 : x
  2. Step 2: Convert to fraction form
    156,140.52/234,283.34 = 49,541.28/x
  3. Step 3: Cross multiply
    156,140.52x = 234,283.34 × 49,541.28
  4. Step 4: Simplify right side
    156,140.52x = 11,606,696,546.28
  5. Step 5: Solve for x
    x = 11,606,696,546.28/156,140.52
  6. Step 6: Final answer
    x = 74,334.94

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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.