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Finding the Fourth Proportional to 169,861, 234,422.76 and 94,424.08

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Solution

The fourth proportional to 169,861, 234,422.76 and 94,424.08 is: 130,313.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,861 : 234,422.76 = 94,424.08 : x
  2. Step 2: Convert to fraction form
    169,861/234,422.76 = 94,424.08/x
  3. Step 3: Cross multiply
    169,861x = 234,422.76 × 94,424.08
  4. Step 4: Simplify right side
    169,861x = 22,135,153,444.06
  5. Step 5: Solve for x
    x = 22,135,153,444.06/169,861
  6. Step 6: Final answer
    x = 130,313.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.