Home / 161,606.32-242,467.76-56,440.80

Finding the Fourth Proportional to 161,606.32, 242,467.76 and 56,440.80

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Solution

The fourth proportional to 161,606.32, 242,467.76 and 56,440.80 is: 84,681.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,606.32 : 242,467.76 = 56,440.80 : x
  2. Step 2: Convert to fraction form
    161,606.32/242,467.76 = 56,440.80/x
  3. Step 3: Cross multiply
    161,606.32x = 242,467.76 × 56,440.80
  4. Step 4: Simplify right side
    161,606.32x = 13,685,074,348.61
  5. Step 5: Solve for x
    x = 13,685,074,348.61/161,606.32
  6. Step 6: Final answer
    x = 84,681.55

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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.