Home / 180,113.16-270,139.10-60,156.51

Finding the Fourth Proportional to 180,113.16, 270,139.10 and 60,156.51

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Solution

The fourth proportional to 180,113.16, 270,139.10 and 60,156.51 is: 90,224.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,113.16 : 270,139.10 = 60,156.51 : x
  2. Step 2: Convert to fraction form
    180,113.16/270,139.10 = 60,156.51/x
  3. Step 3: Cross multiply
    180,113.16x = 270,139.10 × 60,156.51
  4. Step 4: Simplify right side
    180,113.16x = 16,250,625,169.76
  5. Step 5: Solve for x
    x = 16,250,625,169.76/180,113.16
  6. Step 6: Final answer
    x = 90,224.53

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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.