Home / 156,948.60-235,389.96-51,742.92

Finding the Fourth Proportional to 156,948.60, 235,389.96 and 51,742.92

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Solution

The fourth proportional to 156,948.60, 235,389.96 and 51,742.92 is: 77,603.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,948.60 : 235,389.96 = 51,742.92 : x
  2. Step 2: Convert to fraction form
    156,948.60/235,389.96 = 51,742.92/x
  3. Step 3: Cross multiply
    156,948.60x = 235,389.96 × 51,742.92
  4. Step 4: Simplify right side
    156,948.60x = 12,179,763,869.08
  5. Step 5: Solve for x
    x = 12,179,763,869.08/156,948.60
  6. Step 6: Final answer
    x = 77,603.52

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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.