Home / 53,728.16-74,150.37-29,862.52

Finding the Fourth Proportional to 53,728.16, 74,150.37 and 29,862.52

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Solution

The fourth proportional to 53,728.16, 74,150.37 and 29,862.52 is: 41,213.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,728.16 : 74,150.37 = 29,862.52 : x
  2. Step 2: Convert to fraction form
    53,728.16/74,150.37 = 29,862.52/x
  3. Step 3: Cross multiply
    53,728.16x = 74,150.37 × 29,862.52
  4. Step 4: Simplify right side
    53,728.16x = 2,214,316,721.76
  5. Step 5: Solve for x
    x = 2,214,316,721.76/53,728.16
  6. Step 6: Final answer
    x = 41,213.34

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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.