Home / 91,349.39-137,051.76-41,416.08

Finding the Fourth Proportional to 91,349.39, 137,051.76 and 41,416.08

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Solution

The fourth proportional to 91,349.39, 137,051.76 and 41,416.08 is: 62,136.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,349.39 : 137,051.76 = 41,416.08 : x
  2. Step 2: Convert to fraction form
    91,349.39/137,051.76 = 41,416.08/x
  3. Step 3: Cross multiply
    91,349.39x = 137,051.76 × 41,416.08
  4. Step 4: Simplify right side
    91,349.39x = 5,676,146,656.30
  5. Step 5: Solve for x
    x = 5,676,146,656.30/91,349.39
  6. Step 6: Final answer
    x = 62,136.67

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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.