Home / 230,573.52-318,262.50-135,111.24

Finding the Fourth Proportional to 230,573.52, 318,262.50 and 135,111.24

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Solution

The fourth proportional to 230,573.52, 318,262.50 and 135,111.24 is: 186,495.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,573.52 : 318,262.50 = 135,111.24 : x
  2. Step 2: Convert to fraction form
    230,573.52/318,262.50 = 135,111.24/x
  3. Step 3: Cross multiply
    230,573.52x = 318,262.50 × 135,111.24
  4. Step 4: Simplify right side
    230,573.52x = 43,000,841,020.50
  5. Step 5: Solve for x
    x = 43,000,841,020.50/230,573.52
  6. Step 6: Final answer
    x = 186,495.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.