Home / 161,501.38-242,249.91-56,320

Finding the Fourth Proportional to 161,501.38, 242,249.91 and 56,320

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Solution

The fourth proportional to 161,501.38, 242,249.91 and 56,320 is: 84,479.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,501.38 : 242,249.91 = 56,320 : x
  2. Step 2: Convert to fraction form
    161,501.38/242,249.91 = 56,320/x
  3. Step 3: Cross multiply
    161,501.38x = 242,249.91 × 56,320
  4. Step 4: Simplify right side
    161,501.38x = 13,643,514,931.20
  5. Step 5: Solve for x
    x = 13,643,514,931.20/161,501.38
  6. Step 6: Final answer
    x = 84,479.25

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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.