Home / 97,479.47-146,154.40-35,141.87

Finding the Fourth Proportional to 97,479.47, 146,154.40 and 35,141.87

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Solution

The fourth proportional to 97,479.47, 146,154.40 and 35,141.87 is: 52,689.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,479.47 : 146,154.40 = 35,141.87 : x
  2. Step 2: Convert to fraction form
    97,479.47/146,154.40 = 35,141.87/x
  3. Step 3: Cross multiply
    97,479.47x = 146,154.40 × 35,141.87
  4. Step 4: Simplify right side
    97,479.47x = 5,136,139,202.26
  5. Step 5: Solve for x
    x = 5,136,139,202.26/97,479.47
  6. Step 6: Final answer
    x = 52,689.44

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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.