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Finding the Fourth Proportional to 169,535.70, 254,368.35 and 166,878.90

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Solution

The fourth proportional to 169,535.70, 254,368.35 and 166,878.90 is: 250,382.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,535.70 : 254,368.35 = 166,878.90 : x
  2. Step 2: Convert to fraction form
    169,535.70/254,368.35 = 166,878.90/x
  3. Step 3: Cross multiply
    169,535.70x = 254,368.35 × 166,878.90
  4. Step 4: Simplify right side
    169,535.70x = 42,448,710,442.82
  5. Step 5: Solve for x
    x = 42,448,710,442.82/169,535.70
  6. Step 6: Final answer
    x = 250,382.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.