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Finding the Fourth Proportional to 180,110.16, 270,068.04 and 127,622.16

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Solution

The fourth proportional to 180,110.16, 270,068.04 and 127,622.16 is: 191,364.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,110.16 : 270,068.04 = 127,622.16 : x
  2. Step 2: Convert to fraction form
    180,110.16/270,068.04 = 127,622.16/x
  3. Step 3: Cross multiply
    180,110.16x = 270,068.04 × 127,622.16
  4. Step 4: Simplify right side
    180,110.16x = 34,466,666,611.77
  5. Step 5: Solve for x
    x = 34,466,666,611.77/180,110.16
  6. Step 6: Final answer
    x = 191,364.37

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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.