Home / 156,432.51-234,692.51-51,325.29

Finding the Fourth Proportional to 156,432.51, 234,692.51 and 51,325.29

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Solution

The fourth proportional to 156,432.51, 234,692.51 and 51,325.29 is: 77,002.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,432.51 : 234,692.51 = 51,325.29 : x
  2. Step 2: Convert to fraction form
    156,432.51/234,692.51 = 51,325.29/x
  3. Step 3: Cross multiply
    156,432.51x = 234,692.51 × 51,325.29
  4. Step 4: Simplify right side
    156,432.51x = 12,045,660,879.95
  5. Step 5: Solve for x
    x = 12,045,660,879.95/156,432.51
  6. Step 6: Final answer
    x = 77,002.29

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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.