Home / 177,145.20-265,690.40-64,799.15

Finding the Fourth Proportional to 177,145.20, 265,690.40 and 64,799.15

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Solution

The fourth proportional to 177,145.20, 265,690.40 and 64,799.15 is: 97,188.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,145.20 : 265,690.40 = 64,799.15 : x
  2. Step 2: Convert to fraction form
    177,145.20/265,690.40 = 64,799.15/x
  3. Step 3: Cross multiply
    177,145.20x = 265,690.40 × 64,799.15
  4. Step 4: Simplify right side
    177,145.20x = 17,216,510,430.71
  5. Step 5: Solve for x
    x = 17,216,510,430.71/177,145.20
  6. Step 6: Final answer
    x = 97,188.69

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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.