Home / 156,210.56-234,267.42-56,357.80

Finding the Fourth Proportional to 156,210.56, 234,267.42 and 56,357.80

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Solution

The fourth proportional to 156,210.56, 234,267.42 and 56,357.80 is: 84,519.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,210.56 : 234,267.42 = 56,357.80 : x
  2. Step 2: Convert to fraction form
    156,210.56/234,267.42 = 56,357.80/x
  3. Step 3: Cross multiply
    156,210.56x = 234,267.42 × 56,357.80
  4. Step 4: Simplify right side
    156,210.56x = 13,202,796,402.88
  5. Step 5: Solve for x
    x = 13,202,796,402.88/156,210.56
  6. Step 6: Final answer
    x = 84,519.23

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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.