Home / 157,529.15-236,232.30-68,722.10

Finding the Fourth Proportional to 157,529.15, 236,232.30 and 68,722.10

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Solution

The fourth proportional to 157,529.15, 236,232.30 and 68,722.10 is: 103,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,529.15 : 236,232.30 = 68,722.10 : x
  2. Step 2: Convert to fraction form
    157,529.15/236,232.30 = 68,722.10/x
  3. Step 3: Cross multiply
    157,529.15x = 236,232.30 × 68,722.10
  4. Step 4: Simplify right side
    157,529.15x = 16,234,379,743.83
  5. Step 5: Solve for x
    x = 16,234,379,743.83/157,529.15
  6. Step 6: Final answer
    x = 103,056.35

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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.