Home / 310,110.60-427,939.37-181,056.23

Finding the Fourth Proportional to 310,110.60, 427,939.37 and 181,056.23

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Solution

The fourth proportional to 310,110.60, 427,939.37 and 181,056.23 is: 249,849.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,110.60 : 427,939.37 = 181,056.23 : x
  2. Step 2: Convert to fraction form
    310,110.60/427,939.37 = 181,056.23/x
  3. Step 3: Cross multiply
    310,110.60x = 427,939.37 × 181,056.23
  4. Step 4: Simplify right side
    310,110.60x = 77,481,088,748.75
  5. Step 5: Solve for x
    x = 77,481,088,748.75/310,110.60
  6. Step 6: Final answer
    x = 249,849.85

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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.