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Finding the Fourth Proportional to 170,120.63, 234,703.23 and 169,858.19

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Solution

The fourth proportional to 170,120.63, 234,703.23 and 169,858.19 is: 234,341.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,120.63 : 234,703.23 = 169,858.19 : x
  2. Step 2: Convert to fraction form
    170,120.63/234,703.23 = 169,858.19/x
  3. Step 3: Cross multiply
    170,120.63x = 234,703.23 × 169,858.19
  4. Step 4: Simplify right side
    170,120.63x = 39,866,265,834.95
  5. Step 5: Solve for x
    x = 39,866,265,834.95/170,120.63
  6. Step 6: Final answer
    x = 234,341.16

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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.