Home / 130,596.85-180,192.18-82,832.77

Finding the Fourth Proportional to 130,596.85, 180,192.18 and 82,832.77

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Solution

The fourth proportional to 130,596.85, 180,192.18 and 82,832.77 is: 114,289.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,596.85 : 180,192.18 = 82,832.77 : x
  2. Step 2: Convert to fraction form
    130,596.85/180,192.18 = 82,832.77/x
  3. Step 3: Cross multiply
    130,596.85x = 180,192.18 × 82,832.77
  4. Step 4: Simplify right side
    130,596.85x = 14,925,817,401.74
  5. Step 5: Solve for x
    x = 14,925,817,401.74/130,596.85
  6. Step 6: Final answer
    x = 114,289.26

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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.