Home / 152,322.93-210,212.19-84,339.90

Finding the Fourth Proportional to 152,322.93, 210,212.19 and 84,339.90

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Solution

The fourth proportional to 152,322.93, 210,212.19 and 84,339.90 is: 116,392.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,322.93 : 210,212.19 = 84,339.90 : x
  2. Step 2: Convert to fraction form
    152,322.93/210,212.19 = 84,339.90/x
  3. Step 3: Cross multiply
    152,322.93x = 210,212.19 × 84,339.90
  4. Step 4: Simplify right side
    152,322.93x = 17,729,275,083.38
  5. Step 5: Solve for x
    x = 17,729,275,083.38/152,322.93
  6. Step 6: Final answer
    x = 116,392.69

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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.