Home / 66,298.05-91,486.22-42,097.23

Finding the Fourth Proportional to 66,298.05, 91,486.22 and 42,097.23

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Solution

The fourth proportional to 66,298.05, 91,486.22 and 42,097.23 is: 58,090.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,298.05 : 91,486.22 = 42,097.23 : x
  2. Step 2: Convert to fraction form
    66,298.05/91,486.22 = 42,097.23/x
  3. Step 3: Cross multiply
    66,298.05x = 91,486.22 × 42,097.23
  4. Step 4: Simplify right side
    66,298.05x = 3,851,316,234.68
  5. Step 5: Solve for x
    x = 3,851,316,234.68/66,298.05
  6. Step 6: Final answer
    x = 58,090.94

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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.