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Finding the Fourth Proportional to 169,528.63, 233,956.80 and 94,077.13

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Solution

The fourth proportional to 169,528.63, 233,956.80 and 94,077.13 is: 129,830.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,528.63 : 233,956.80 = 94,077.13 : x
  2. Step 2: Convert to fraction form
    169,528.63/233,956.80 = 94,077.13/x
  3. Step 3: Cross multiply
    169,528.63x = 233,956.80 × 94,077.13
  4. Step 4: Simplify right side
    169,528.63x = 22,009,984,287.98
  5. Step 5: Solve for x
    x = 22,009,984,287.98/169,528.63
  6. Step 6: Final answer
    x = 129,830.49

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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.