Home / 134,721.69-202,116.86-39,955.33

Finding the Fourth Proportional to 134,721.69, 202,116.86 and 39,955.33

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Solution

The fourth proportional to 134,721.69, 202,116.86 and 39,955.33 is: 59,943.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,721.69 : 202,116.86 = 39,955.33 : x
  2. Step 2: Convert to fraction form
    134,721.69/202,116.86 = 39,955.33/x
  3. Step 3: Cross multiply
    134,721.69x = 202,116.86 × 39,955.33
  4. Step 4: Simplify right side
    134,721.69x = 8,075,645,839.86
  5. Step 5: Solve for x
    x = 8,075,645,839.86/134,721.69
  6. Step 6: Final answer
    x = 59,943.17

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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.