Home / 152,064.26-209,839.65-84,075.89

Finding the Fourth Proportional to 152,064.26, 209,839.65 and 84,075.89

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Solution

The fourth proportional to 152,064.26, 209,839.65 and 84,075.89 is: 116,019.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,064.26 : 209,839.65 = 84,075.89 : x
  2. Step 2: Convert to fraction form
    152,064.26/209,839.65 = 84,075.89/x
  3. Step 3: Cross multiply
    152,064.26x = 209,839.65 × 84,075.89
  4. Step 4: Simplify right side
    152,064.26x = 17,642,456,170.92
  5. Step 5: Solve for x
    x = 17,642,456,170.92/152,064.26
  6. Step 6: Final answer
    x = 116,019.75

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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.