Home / 86,477.33-119,328.09-48,227.91

Finding the Fourth Proportional to 86,477.33, 119,328.09 and 48,227.91

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Solution

The fourth proportional to 86,477.33, 119,328.09 and 48,227.91 is: 66,548.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,477.33 : 119,328.09 = 48,227.91 : x
  2. Step 2: Convert to fraction form
    86,477.33/119,328.09 = 48,227.91/x
  3. Step 3: Cross multiply
    86,477.33x = 119,328.09 × 48,227.91
  4. Step 4: Simplify right side
    86,477.33x = 5,754,944,384.99
  5. Step 5: Solve for x
    x = 5,754,944,384.99/86,477.33
  6. Step 6: Final answer
    x = 66,548.59

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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.