Home / 346,088.60-519,132.92-146,357.20

Finding the Fourth Proportional to 346,088.60, 519,132.92 and 146,357.20

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Solution

The fourth proportional to 346,088.60, 519,132.92 and 146,357.20 is: 219,535.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,088.60 : 519,132.92 = 146,357.20 : x
  2. Step 2: Convert to fraction form
    346,088.60/519,132.92 = 146,357.20/x
  3. Step 3: Cross multiply
    346,088.60x = 519,132.92 × 146,357.20
  4. Step 4: Simplify right side
    346,088.60x = 75,978,840,599.02
  5. Step 5: Solve for x
    x = 75,978,840,599.02/346,088.60
  6. Step 6: Final answer
    x = 219,535.81

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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.