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Finding the Fourth Proportional to 97,447.94, 146,162.32 and 66,059.63

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Solution

The fourth proportional to 97,447.94, 146,162.32 and 66,059.63 is: 99,082.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,447.94 : 146,162.32 = 66,059.63 : x
  2. Step 2: Convert to fraction form
    97,447.94/146,162.32 = 66,059.63/x
  3. Step 3: Cross multiply
    97,447.94x = 146,162.32 × 66,059.63
  4. Step 4: Simplify right side
    97,447.94x = 9,655,428,779.14
  5. Step 5: Solve for x
    x = 9,655,428,779.14/97,447.94
  6. Step 6: Final answer
    x = 99,082.94

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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.