Home / 146,700.18-202,535.62-137,653.28

Finding the Fourth Proportional to 146,700.18, 202,535.62 and 137,653.28

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Solution

The fourth proportional to 146,700.18, 202,535.62 and 137,653.28 is: 190,045.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,700.18 : 202,535.62 = 137,653.28 : x
  2. Step 2: Convert to fraction form
    146,700.18/202,535.62 = 137,653.28/x
  3. Step 3: Cross multiply
    146,700.18x = 202,535.62 × 137,653.28
  4. Step 4: Simplify right side
    146,700.18x = 27,879,692,409.83
  5. Step 5: Solve for x
    x = 27,879,692,409.83/146,700.18
  6. Step 6: Final answer
    x = 190,045.39

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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.