Home / 170,075.48-254,890.56-70,119.32

Finding the Fourth Proportional to 170,075.48, 254,890.56 and 70,119.32

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Solution

The fourth proportional to 170,075.48, 254,890.56 and 70,119.32 is: 105,087.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,075.48 : 254,890.56 = 70,119.32 : x
  2. Step 2: Convert to fraction form
    170,075.48/254,890.56 = 70,119.32/x
  3. Step 3: Cross multiply
    170,075.48x = 254,890.56 × 70,119.32
  4. Step 4: Simplify right side
    170,075.48x = 17,872,752,741.62
  5. Step 5: Solve for x
    x = 17,872,752,741.62/170,075.48
  6. Step 6: Final answer
    x = 105,087.18

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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.