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Finding the Fourth Proportional to 255,072.93, 352,000.98 and 141,895.68

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Solution

The fourth proportional to 255,072.93, 352,000.98 and 141,895.68 is: 195,816.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,072.93 : 352,000.98 = 141,895.68 : x
  2. Step 2: Convert to fraction form
    255,072.93/352,000.98 = 141,895.68/x
  3. Step 3: Cross multiply
    255,072.93x = 352,000.98 × 141,895.68
  4. Step 4: Simplify right side
    255,072.93x = 49,947,418,417.77
  5. Step 5: Solve for x
    x = 49,947,418,417.77/255,072.93
  6. Step 6: Final answer
    x = 195,816.23

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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.