Home / 55,848.35-77,071.34-30,354.95

Finding the Fourth Proportional to 55,848.35, 77,071.34 and 30,354.95

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Solution

The fourth proportional to 55,848.35, 77,071.34 and 30,354.95 is: 41,890.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,848.35 : 77,071.34 = 30,354.95 : x
  2. Step 2: Convert to fraction form
    55,848.35/77,071.34 = 30,354.95/x
  3. Step 3: Cross multiply
    55,848.35x = 77,071.34 × 30,354.95
  4. Step 4: Simplify right side
    55,848.35x = 2,339,496,362.66
  5. Step 5: Solve for x
    x = 2,339,496,362.66/55,848.35
  6. Step 6: Final answer
    x = 41,890.16

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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.