Home / 197,510.48-296,307.84-113,309.36

Finding the Fourth Proportional to 197,510.48, 296,307.84 and 113,309.36

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Solution

The fourth proportional to 197,510.48, 296,307.84 and 113,309.36 is: 169,988.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,510.48 : 296,307.84 = 113,309.36 : x
  2. Step 2: Convert to fraction form
    197,510.48/296,307.84 = 113,309.36/x
  3. Step 3: Cross multiply
    197,510.48x = 296,307.84 × 113,309.36
  4. Step 4: Simplify right side
    197,510.48x = 33,574,451,713.38
  5. Step 5: Solve for x
    x = 33,574,451,713.38/197,510.48
  6. Step 6: Final answer
    x = 169,988.20

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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.