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Finding the Fourth Proportional to 169,482.57, 233,995.51 and 105,020.22

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Solution

The fourth proportional to 169,482.57, 233,995.51 and 105,020.22 is: 144,995.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,482.57 : 233,995.51 = 105,020.22 : x
  2. Step 2: Convert to fraction form
    169,482.57/233,995.51 = 105,020.22/x
  3. Step 3: Cross multiply
    169,482.57x = 233,995.51 × 105,020.22
  4. Step 4: Simplify right side
    169,482.57x = 24,574,259,939.21
  5. Step 5: Solve for x
    x = 24,574,259,939.21/169,482.57
  6. Step 6: Final answer
    x = 144,995.79

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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.