Home / 86,462.10-119,330.82-62,580.06

Finding the Fourth Proportional to 86,462.10, 119,330.82 and 62,580.06

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Solution

The fourth proportional to 86,462.10, 119,330.82 and 62,580.06 is: 86,369.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,462.10 : 119,330.82 = 62,580.06 : x
  2. Step 2: Convert to fraction form
    86,462.10/119,330.82 = 62,580.06/x
  3. Step 3: Cross multiply
    86,462.10x = 119,330.82 × 62,580.06
  4. Step 4: Simplify right side
    86,462.10x = 7,467,729,875.45
  5. Step 5: Solve for x
    x = 7,467,729,875.45/86,462.10
  6. Step 6: Final answer
    x = 86,369.98

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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.