Home / 132,740.48-199,139.86-97,573.52

Finding the Fourth Proportional to 132,740.48, 199,139.86 and 97,573.52

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Solution

The fourth proportional to 132,740.48, 199,139.86 and 97,573.52 is: 146,381.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,740.48 : 199,139.86 = 97,573.52 : x
  2. Step 2: Convert to fraction form
    132,740.48/199,139.86 = 97,573.52/x
  3. Step 3: Cross multiply
    132,740.48x = 199,139.86 × 97,573.52
  4. Step 4: Simplify right side
    132,740.48x = 19,430,777,112.51
  5. Step 5: Solve for x
    x = 19,430,777,112.51/132,740.48
  6. Step 6: Final answer
    x = 146,381.70

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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.