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Finding the Fourth Proportional to 169,483.84, 233,790.48 and 105,710.92

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Solution

The fourth proportional to 169,483.84, 233,790.48 and 105,710.92 is: 145,820.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,483.84 : 233,790.48 = 105,710.92 : x
  2. Step 2: Convert to fraction form
    169,483.84/233,790.48 = 105,710.92/x
  3. Step 3: Cross multiply
    169,483.84x = 233,790.48 × 105,710.92
  4. Step 4: Simplify right side
    169,483.84x = 24,714,206,728.04
  5. Step 5: Solve for x
    x = 24,714,206,728.04/169,483.84
  6. Step 6: Final answer
    x = 145,820.43

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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.