Home / 131,858.33-197,792.95-38,364.08

Finding the Fourth Proportional to 131,858.33, 197,792.95 and 38,364.08

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Solution

The fourth proportional to 131,858.33, 197,792.95 and 38,364.08 is: 57,547.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,858.33 : 197,792.95 = 38,364.08 : x
  2. Step 2: Convert to fraction form
    131,858.33/197,792.95 = 38,364.08/x
  3. Step 3: Cross multiply
    131,858.33x = 197,792.95 × 38,364.08
  4. Step 4: Simplify right side
    131,858.33x = 7,588,143,376.45
  5. Step 5: Solve for x
    x = 7,588,143,376.45/131,858.33
  6. Step 6: Final answer
    x = 57,547.70

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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.