Home / 235,848.20-353,772.30-157,116.20

Finding the Fourth Proportional to 235,848.20, 353,772.30 and 157,116.20

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Solution

The fourth proportional to 235,848.20, 353,772.30 and 157,116.20 is: 235,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,848.20 : 353,772.30 = 157,116.20 : x
  2. Step 2: Convert to fraction form
    235,848.20/353,772.30 = 157,116.20/x
  3. Step 3: Cross multiply
    235,848.20x = 353,772.30 × 157,116.20
  4. Step 4: Simplify right side
    235,848.20x = 55,583,359,441.26
  5. Step 5: Solve for x
    x = 55,583,359,441.26/235,848.20
  6. Step 6: Final answer
    x = 235,674.30

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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.