Home / 180,146.48-270,219.84-47,026.40

Finding the Fourth Proportional to 180,146.48, 270,219.84 and 47,026.40

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Solution

The fourth proportional to 180,146.48, 270,219.84 and 47,026.40 is: 70,539.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,146.48 : 270,219.84 = 47,026.40 : x
  2. Step 2: Convert to fraction form
    180,146.48/270,219.84 = 47,026.40/x
  3. Step 3: Cross multiply
    180,146.48x = 270,219.84 × 47,026.40
  4. Step 4: Simplify right side
    180,146.48x = 12,707,466,283.78
  5. Step 5: Solve for x
    x = 12,707,466,283.78/180,146.48
  6. Step 6: Final answer
    x = 70,539.63

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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.