Home / 157,878.78-236,825.46-39,551.16

Finding the Fourth Proportional to 157,878.78, 236,825.46 and 39,551.16

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Solution

The fourth proportional to 157,878.78, 236,825.46 and 39,551.16 is: 59,328.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,878.78 : 236,825.46 = 39,551.16 : x
  2. Step 2: Convert to fraction form
    157,878.78/236,825.46 = 39,551.16/x
  3. Step 3: Cross multiply
    157,878.78x = 236,825.46 × 39,551.16
  4. Step 4: Simplify right side
    157,878.78x = 9,366,721,660.53
  5. Step 5: Solve for x
    x = 9,366,721,660.53/157,878.78
  6. Step 6: Final answer
    x = 59,328.57

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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.