Home / 156,704.06-234,951.71-56,851.31

Finding the Fourth Proportional to 156,704.06, 234,951.71 and 56,851.31

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Solution

The fourth proportional to 156,704.06, 234,951.71 and 56,851.31 is: 85,239.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,704.06 : 234,951.71 = 56,851.31 : x
  2. Step 2: Convert to fraction form
    156,704.06/234,951.71 = 56,851.31/x
  3. Step 3: Cross multiply
    156,704.06x = 234,951.71 × 56,851.31
  4. Step 4: Simplify right side
    156,704.06x = 13,357,312,803.36
  5. Step 5: Solve for x
    x = 13,357,312,803.36/156,704.06
  6. Step 6: Final answer
    x = 85,239.10

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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.