Home / 61,346.36-92,136.18-38,135

Finding the Fourth Proportional to 61,346.36, 92,136.18 and 38,135

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Solution

The fourth proportional to 61,346.36, 92,136.18 and 38,135 is: 57,275.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,346.36 : 92,136.18 = 38,135 : x
  2. Step 2: Convert to fraction form
    61,346.36/92,136.18 = 38,135/x
  3. Step 3: Cross multiply
    61,346.36x = 92,136.18 × 38,135
  4. Step 4: Simplify right side
    61,346.36x = 3,513,613,224.30
  5. Step 5: Solve for x
    x = 3,513,613,224.30/61,346.36
  6. Step 6: Final answer
    x = 57,275.01

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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.