Home / 73,122.24-109,667.51-42,707.04

Finding the Fourth Proportional to 73,122.24, 109,667.51 and 42,707.04

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Solution

The fourth proportional to 73,122.24, 109,667.51 and 42,707.04 is: 64,051.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,122.24 : 109,667.51 = 42,707.04 : x
  2. Step 2: Convert to fraction form
    73,122.24/109,667.51 = 42,707.04/x
  3. Step 3: Cross multiply
    73,122.24x = 109,667.51 × 42,707.04
  4. Step 4: Simplify right side
    73,122.24x = 4,683,574,522.74
  5. Step 5: Solve for x
    x = 4,683,574,522.74/73,122.24
  6. Step 6: Final answer
    x = 64,051.30

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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.