Home / 96,621.76-144,784.83-51,649.52

Finding the Fourth Proportional to 96,621.76, 144,784.83 and 51,649.52

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Solution

The fourth proportional to 96,621.76, 144,784.83 and 51,649.52 is: 77,395.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,621.76 : 144,784.83 = 51,649.52 : x
  2. Step 2: Convert to fraction form
    96,621.76/144,784.83 = 51,649.52/x
  3. Step 3: Cross multiply
    96,621.76x = 144,784.83 × 51,649.52
  4. Step 4: Simplify right side
    96,621.76x = 7,478,066,248.86
  5. Step 5: Solve for x
    x = 7,478,066,248.86/96,621.76
  6. Step 6: Final answer
    x = 77,395.26

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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.