Home / 145,304.60-217,956.59-40,123.27

Finding the Fourth Proportional to 145,304.60, 217,956.59 and 40,123.27

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Solution

The fourth proportional to 145,304.60, 217,956.59 and 40,123.27 is: 60,184.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,304.60 : 217,956.59 = 40,123.27 : x
  2. Step 2: Convert to fraction form
    145,304.60/217,956.59 = 40,123.27/x
  3. Step 3: Cross multiply
    145,304.60x = 217,956.59 × 40,123.27
  4. Step 4: Simplify right side
    145,304.60x = 8,745,130,105.14
  5. Step 5: Solve for x
    x = 8,745,130,105.14/145,304.60
  6. Step 6: Final answer
    x = 60,184.81

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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.