Home / 53,702.19-74,108.99-29,831.09

Finding the Fourth Proportional to 53,702.19, 74,108.99 and 29,831.09

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Solution

The fourth proportional to 53,702.19, 74,108.99 and 29,831.09 is: 41,166.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,702.19 : 74,108.99 = 29,831.09 : x
  2. Step 2: Convert to fraction form
    53,702.19/74,108.99 = 29,831.09/x
  3. Step 3: Cross multiply
    53,702.19x = 74,108.99 × 29,831.09
  4. Step 4: Simplify right side
    53,702.19x = 2,210,751,654.53
  5. Step 5: Solve for x
    x = 2,210,751,654.53/53,702.19
  6. Step 6: Final answer
    x = 41,166.88

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1.5x scale

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.