Home / 97,788.60-146,585.70-45,106.20

Finding the Fourth Proportional to 97,788.60, 146,585.70 and 45,106.20

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Solution

The fourth proportional to 97,788.60, 146,585.70 and 45,106.20 is: 67,614.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,788.60 : 146,585.70 = 45,106.20 : x
  2. Step 2: Convert to fraction form
    97,788.60/146,585.70 = 45,106.20/x
  3. Step 3: Cross multiply
    97,788.60x = 146,585.70 × 45,106.20
  4. Step 4: Simplify right side
    97,788.60x = 6,611,923,901.34
  5. Step 5: Solve for x
    x = 6,611,923,901.34/97,788.60
  6. Step 6: Final answer
    x = 67,614.47

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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.