Home / 156,770.05-235,155.08-146,272.45

Finding the Fourth Proportional to 156,770.05, 235,155.08 and 146,272.45

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Solution

The fourth proportional to 156,770.05, 235,155.08 and 146,272.45 is: 219,408.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,770.05 : 235,155.08 = 146,272.45 : x
  2. Step 2: Convert to fraction form
    156,770.05/235,155.08 = 146,272.45/x
  3. Step 3: Cross multiply
    156,770.05x = 235,155.08 × 146,272.45
  4. Step 4: Simplify right side
    156,770.05x = 34,396,709,681.55
  5. Step 5: Solve for x
    x = 34,396,709,681.55/156,770.05
  6. Step 6: Final answer
    x = 219,408.68

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1.5x scale

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.