Home / 120,292.02-180,411.71-40,341.24

Finding the Fourth Proportional to 120,292.02, 180,411.71 and 40,341.24

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Solution

The fourth proportional to 120,292.02, 180,411.71 and 40,341.24 is: 60,503.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,292.02 : 180,411.71 = 40,341.24 : x
  2. Step 2: Convert to fraction form
    120,292.02/180,411.71 = 40,341.24/x
  3. Step 3: Cross multiply
    120,292.02x = 180,411.71 × 40,341.24
  4. Step 4: Simplify right side
    120,292.02x = 7,278,031,890.21
  5. Step 5: Solve for x
    x = 7,278,031,890.21/120,292.02
  6. Step 6: Final answer
    x = 60,503.03

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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.