Home / 161,449.32-242,042.76-56,342.10

Finding the Fourth Proportional to 161,449.32, 242,042.76 and 56,342.10

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Solution

The fourth proportional to 161,449.32, 242,042.76 and 56,342.10 is: 84,467.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,449.32 : 242,042.76 = 56,342.10 : x
  2. Step 2: Convert to fraction form
    161,449.32/242,042.76 = 56,342.10/x
  3. Step 3: Cross multiply
    161,449.32x = 242,042.76 × 56,342.10
  4. Step 4: Simplify right side
    161,449.32x = 13,637,197,247.34
  5. Step 5: Solve for x
    x = 13,637,197,247.34/161,449.32
  6. Step 6: Final answer
    x = 84,467.36

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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.