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Finding the Fourth Proportional to 169,466.77, 254,206.77 and 51,138.13

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Solution

The fourth proportional to 169,466.77, 254,206.77 and 51,138.13 is: 76,709.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,466.77 : 254,206.77 = 51,138.13 : x
  2. Step 2: Convert to fraction form
    169,466.77/254,206.77 = 51,138.13/x
  3. Step 3: Cross multiply
    169,466.77x = 254,206.77 × 51,138.13
  4. Step 4: Simplify right side
    169,466.77x = 12,999,657,580.11
  5. Step 5: Solve for x
    x = 12,999,657,580.11/169,466.77
  6. Step 6: Final answer
    x = 76,709.18

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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.