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Finding the Fourth Proportional to 250,293.42, 345,309.59 and 185,038.92

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Solution

The fourth proportional to 250,293.42, 345,309.59 and 185,038.92 is: 255,283.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,293.42 : 345,309.59 = 185,038.92 : x
  2. Step 2: Convert to fraction form
    250,293.42/345,309.59 = 185,038.92/x
  3. Step 3: Cross multiply
    250,293.42x = 345,309.59 × 185,038.92
  4. Step 4: Simplify right side
    250,293.42x = 63,895,714,061.84
  5. Step 5: Solve for x
    x = 63,895,714,061.84/250,293.42
  6. Step 6: Final answer
    x = 255,283.24

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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.