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Finding the Fourth Proportional to 156,673.78, 235,010.67 and 94,737.94

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Solution

The fourth proportional to 156,673.78, 235,010.67 and 94,737.94 is: 142,106.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,673.78 : 235,010.67 = 94,737.94 : x
  2. Step 2: Convert to fraction form
    156,673.78/235,010.67 = 94,737.94/x
  3. Step 3: Cross multiply
    156,673.78x = 235,010.67 × 94,737.94
  4. Step 4: Simplify right side
    156,673.78x = 22,264,426,753.82
  5. Step 5: Solve for x
    x = 22,264,426,753.82/156,673.78
  6. Step 6: Final answer
    x = 142,106.91

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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.