Home / 152,218.51-228,328.73-39,897.75

Finding the Fourth Proportional to 152,218.51, 228,328.73 and 39,897.75

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Solution

The fourth proportional to 152,218.51, 228,328.73 and 39,897.75 is: 59,846.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,218.51 : 228,328.73 = 39,897.75 : x
  2. Step 2: Convert to fraction form
    152,218.51/228,328.73 = 39,897.75/x
  3. Step 3: Cross multiply
    152,218.51x = 228,328.73 × 39,897.75
  4. Step 4: Simplify right side
    152,218.51x = 9,109,802,687.10
  5. Step 5: Solve for x
    x = 9,109,802,687.10/152,218.51
  6. Step 6: Final answer
    x = 59,846.88

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1.5x scale

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.