Home / 57,688.95-86,248.94-48,902.33

Finding the Fourth Proportional to 57,688.95, 86,248.94 and 48,902.33

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Solution

The fourth proportional to 57,688.95, 86,248.94 and 48,902.33 is: 73,112.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,688.95 : 86,248.94 = 48,902.33 : x
  2. Step 2: Convert to fraction form
    57,688.95/86,248.94 = 48,902.33/x
  3. Step 3: Cross multiply
    57,688.95x = 86,248.94 × 48,902.33
  4. Step 4: Simplify right side
    57,688.95x = 4,217,774,097.14
  5. Step 5: Solve for x
    x = 4,217,774,097.14/57,688.95
  6. Step 6: Final answer
    x = 73,112.34

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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.