Home / 156,245.65-234,368.76-56,476.28

Finding the Fourth Proportional to 156,245.65, 234,368.76 and 56,476.28

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Solution

The fourth proportional to 156,245.65, 234,368.76 and 56,476.28 is: 84,714.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,245.65 : 234,368.76 = 56,476.28 : x
  2. Step 2: Convert to fraction form
    156,245.65/234,368.76 = 56,476.28/x
  3. Step 3: Cross multiply
    156,245.65x = 234,368.76 × 56,476.28
  4. Step 4: Simplify right side
    156,245.65x = 13,236,275,713.01
  5. Step 5: Solve for x
    x = 13,236,275,713.01/156,245.65
  6. Step 6: Final answer
    x = 84,714.52

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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.