Home / 152,370.82-210,201.93-98,673.15

Finding the Fourth Proportional to 152,370.82, 210,201.93 and 98,673.15

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Solution

The fourth proportional to 152,370.82, 210,201.93 and 98,673.15 is: 136,123.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,370.82 : 210,201.93 = 98,673.15 : x
  2. Step 2: Convert to fraction form
    152,370.82/210,201.93 = 98,673.15/x
  3. Step 3: Cross multiply
    152,370.82x = 210,201.93 × 98,673.15
  4. Step 4: Simplify right side
    152,370.82x = 20,741,286,569.18
  5. Step 5: Solve for x
    x = 20,741,286,569.18/152,370.82
  6. Step 6: Final answer
    x = 136,123.74

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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.