Home / 161,809.64-242,823.80-56,629.52

Finding the Fourth Proportional to 161,809.64, 242,823.80 and 56,629.52

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Solution

The fourth proportional to 161,809.64, 242,823.80 and 56,629.52 is: 84,982.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,809.64 : 242,823.80 = 56,629.52 : x
  2. Step 2: Convert to fraction form
    161,809.64/242,823.80 = 56,629.52/x
  3. Step 3: Cross multiply
    161,809.64x = 242,823.80 × 56,629.52
  4. Step 4: Simplify right side
    161,809.64x = 13,750,995,238.58
  5. Step 5: Solve for x
    x = 13,750,995,238.58/161,809.64
  6. Step 6: Final answer
    x = 84,982.55

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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.