Home / 134,931.10-202,234.65-56,004.70

Finding the Fourth Proportional to 134,931.10, 202,234.65 and 56,004.70

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Solution

The fourth proportional to 134,931.10, 202,234.65 and 56,004.70 is: 83,939.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,931.10 : 202,234.65 = 56,004.70 : x
  2. Step 2: Convert to fraction form
    134,931.10/202,234.65 = 56,004.70/x
  3. Step 3: Cross multiply
    134,931.10x = 202,234.65 × 56,004.70
  4. Step 4: Simplify right side
    134,931.10x = 11,326,090,902.86
  5. Step 5: Solve for x
    x = 11,326,090,902.86/134,931.10
  6. Step 6: Final answer
    x = 83,939.81

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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.