Home / 156,942.24-235,411.29-38,614.60

Finding the Fourth Proportional to 156,942.24, 235,411.29 and 38,614.60

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Solution

The fourth proportional to 156,942.24, 235,411.29 and 38,614.60 is: 57,921.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,942.24 : 235,411.29 = 38,614.60 : x
  2. Step 2: Convert to fraction form
    156,942.24/235,411.29 = 38,614.60/x
  3. Step 3: Cross multiply
    156,942.24x = 235,411.29 × 38,614.60
  4. Step 4: Simplify right side
    156,942.24x = 9,090,312,798.83
  5. Step 5: Solve for x
    x = 9,090,312,798.83/156,942.24
  6. Step 6: Final answer
    x = 57,921.39

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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.