Home / 51,122.98-70,543.37-29,612.45

Finding the Fourth Proportional to 51,122.98, 70,543.37 and 29,612.45

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Solution

The fourth proportional to 51,122.98, 70,543.37 and 29,612.45 is: 40,861.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,122.98 : 70,543.37 = 29,612.45 : x
  2. Step 2: Convert to fraction form
    51,122.98/70,543.37 = 29,612.45/x
  3. Step 3: Cross multiply
    51,122.98x = 70,543.37 × 29,612.45
  4. Step 4: Simplify right side
    51,122.98x = 2,088,962,267.35
  5. Step 5: Solve for x
    x = 2,088,962,267.35/51,122.98
  6. Step 6: Final answer
    x = 40,861.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.