Home / 146,666.05-202,399.10-79,598.05

Finding the Fourth Proportional to 146,666.05, 202,399.10 and 79,598.05

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Solution

The fourth proportional to 146,666.05, 202,399.10 and 79,598.05 is: 109,845.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,666.05 : 202,399.10 = 79,598.05 : x
  2. Step 2: Convert to fraction form
    146,666.05/202,399.10 = 79,598.05/x
  3. Step 3: Cross multiply
    146,666.05x = 202,399.10 × 79,598.05
  4. Step 4: Simplify right side
    146,666.05x = 16,110,573,681.76
  5. Step 5: Solve for x
    x = 16,110,573,681.76/146,666.05
  6. Step 6: Final answer
    x = 109,845.28

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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.