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Finding the Fourth Proportional to 152,510.88, 228,541.46 and 84,949.88

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Solution

The fourth proportional to 152,510.88, 228,541.46 and 84,949.88 is: 127,299.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,510.88 : 228,541.46 = 84,949.88 : x
  2. Step 2: Convert to fraction form
    152,510.88/228,541.46 = 84,949.88/x
  3. Step 3: Cross multiply
    152,510.88x = 228,541.46 × 84,949.88
  4. Step 4: Simplify right side
    152,510.88x = 19,414,569,602.02
  5. Step 5: Solve for x
    x = 19,414,569,602.02/152,510.88
  6. Step 6: Final answer
    x = 127,299.57

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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.