Home / 170,513.16-235,303-94,032.21

Finding the Fourth Proportional to 170,513.16, 235,303 and 94,032.21

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Solution

The fourth proportional to 170,513.16, 235,303 and 94,032.21 is: 129,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,513.16 : 235,303 = 94,032.21 : x
  2. Step 2: Convert to fraction form
    170,513.16/235,303 = 94,032.21/x
  3. Step 3: Cross multiply
    170,513.16x = 235,303 × 94,032.21
  4. Step 4: Simplify right side
    170,513.16x = 22,126,061,109.63
  5. Step 5: Solve for x
    x = 22,126,061,109.63/170,513.16
  6. Step 6: Final answer
    x = 129,761.60

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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.