Home / 258,727.32-357,040.98-144,004.23

Finding the Fourth Proportional to 258,727.32, 357,040.98 and 144,004.23

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Solution

The fourth proportional to 258,727.32, 357,040.98 and 144,004.23 is: 198,724.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,727.32 : 357,040.98 = 144,004.23 : x
  2. Step 2: Convert to fraction form
    258,727.32/357,040.98 = 144,004.23/x
  3. Step 3: Cross multiply
    258,727.32x = 357,040.98 × 144,004.23
  4. Step 4: Simplify right side
    258,727.32x = 51,415,411,403.35
  5. Step 5: Solve for x
    x = 51,415,411,403.35/258,727.32
  6. Step 6: Final answer
    x = 198,724.32

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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.