Home / 130,908.15-196,306.34-49,802.04

Finding the Fourth Proportional to 130,908.15, 196,306.34 and 49,802.04

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Solution

The fourth proportional to 130,908.15, 196,306.34 and 49,802.04 is: 74,681.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,908.15 : 196,306.34 = 49,802.04 : x
  2. Step 2: Convert to fraction form
    130,908.15/196,306.34 = 49,802.04/x
  3. Step 3: Cross multiply
    130,908.15x = 196,306.34 × 49,802.04
  4. Step 4: Simplify right side
    130,908.15x = 9,776,455,947.92
  5. Step 5: Solve for x
    x = 9,776,455,947.92/130,908.15
  6. Step 6: Final answer
    x = 74,681.80

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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.