Home / 156,742.90-235,171.95-63,258.10

Finding the Fourth Proportional to 156,742.90, 235,171.95 and 63,258.10

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Solution

The fourth proportional to 156,742.90, 235,171.95 and 63,258.10 is: 94,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,742.90 : 235,171.95 = 63,258.10 : x
  2. Step 2: Convert to fraction form
    156,742.90/235,171.95 = 63,258.10/x
  3. Step 3: Cross multiply
    156,742.90x = 235,171.95 × 63,258.10
  4. Step 4: Simplify right side
    156,742.90x = 14,876,530,730.30
  5. Step 5: Solve for x
    x = 14,876,530,730.30/156,742.90
  6. Step 6: Final answer
    x = 94,910.40

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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.