Home / 152,317.97-210,206.56-84,342.46

Finding the Fourth Proportional to 152,317.97, 210,206.56 and 84,342.46

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Solution

The fourth proportional to 152,317.97, 210,206.56 and 84,342.46 is: 116,396.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,317.97 : 210,206.56 = 84,342.46 : x
  2. Step 2: Convert to fraction form
    152,317.97/210,206.56 = 84,342.46/x
  3. Step 3: Cross multiply
    152,317.97x = 210,206.56 × 84,342.46
  4. Step 4: Simplify right side
    152,317.97x = 17,729,338,378.54
  5. Step 5: Solve for x
    x = 17,729,338,378.54/152,317.97
  6. Step 6: Final answer
    x = 116,396.90

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1.5x scale

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.