Home / 153,933.02-230,934.12-54,100.10

Finding the Fourth Proportional to 153,933.02, 230,934.12 and 54,100.10

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Solution

The fourth proportional to 153,933.02, 230,934.12 and 54,100.10 is: 81,162.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,933.02 : 230,934.12 = 54,100.10 : x
  2. Step 2: Convert to fraction form
    153,933.02/230,934.12 = 54,100.10/x
  3. Step 3: Cross multiply
    153,933.02x = 230,934.12 × 54,100.10
  4. Step 4: Simplify right side
    153,933.02x = 12,493,558,985.41
  5. Step 5: Solve for x
    x = 12,493,558,985.41/153,933.02
  6. Step 6: Final answer
    x = 81,162.31

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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.