Home / 152,359.16-210,190.41-91,895.36

Finding the Fourth Proportional to 152,359.16, 210,190.41 and 91,895.36

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Solution

The fourth proportional to 152,359.16, 210,190.41 and 91,895.36 is: 126,776.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,359.16 : 210,190.41 = 91,895.36 : x
  2. Step 2: Convert to fraction form
    152,359.16/210,190.41 = 91,895.36/x
  3. Step 3: Cross multiply
    152,359.16x = 210,190.41 × 91,895.36
  4. Step 4: Simplify right side
    152,359.16x = 19,315,522,344.55
  5. Step 5: Solve for x
    x = 19,315,522,344.55/152,359.16
  6. Step 6: Final answer
    x = 126,776.25

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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.