Home / 258,021.32-356,068.02-144,844.04

Finding the Fourth Proportional to 258,021.32, 356,068.02 and 144,844.04

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Solution

The fourth proportional to 258,021.32, 356,068.02 and 144,844.04 is: 199,883.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,021.32 : 356,068.02 = 144,844.04 : x
  2. Step 2: Convert to fraction form
    258,021.32/356,068.02 = 144,844.04/x
  3. Step 3: Cross multiply
    258,021.32x = 356,068.02 × 144,844.04
  4. Step 4: Simplify right side
    258,021.32x = 51,574,330,531.60
  5. Step 5: Solve for x
    x = 51,574,330,531.60/258,021.32
  6. Step 6: Final answer
    x = 199,883.99

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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.