Home / 134,719.69-202,113.86-39,953.33

Finding the Fourth Proportional to 134,719.69, 202,113.86 and 39,953.33

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Solution

The fourth proportional to 134,719.69, 202,113.86 and 39,953.33 is: 59,940.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,719.69 : 202,113.86 = 39,953.33 : x
  2. Step 2: Convert to fraction form
    134,719.69/202,113.86 = 39,953.33/x
  3. Step 3: Cross multiply
    134,719.69x = 202,113.86 × 39,953.33
  4. Step 4: Simplify right side
    134,719.69x = 8,075,121,746.15
  5. Step 5: Solve for x
    x = 8,075,121,746.15/134,719.69
  6. Step 6: Final answer
    x = 59,940.17

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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.