Home / 134,939.80-202,409.70-41,445.40

Finding the Fourth Proportional to 134,939.80, 202,409.70 and 41,445.40

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Solution

The fourth proportional to 134,939.80, 202,409.70 and 41,445.40 is: 62,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,939.80 : 202,409.70 = 41,445.40 : x
  2. Step 2: Convert to fraction form
    134,939.80/202,409.70 = 41,445.40/x
  3. Step 3: Cross multiply
    134,939.80x = 202,409.70 × 41,445.40
  4. Step 4: Simplify right side
    134,939.80x = 8,388,950,980.38
  5. Step 5: Solve for x
    x = 8,388,950,980.38/134,939.80
  6. Step 6: Final answer
    x = 62,168.10

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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.