Home / 97,156.56-145,775.16-46,530.12

Finding the Fourth Proportional to 97,156.56, 145,775.16 and 46,530.12

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Solution

The fourth proportional to 97,156.56, 145,775.16 and 46,530.12 is: 69,814.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,156.56 : 145,775.16 = 46,530.12 : x
  2. Step 2: Convert to fraction form
    97,156.56/145,775.16 = 46,530.12/x
  3. Step 3: Cross multiply
    97,156.56x = 145,775.16 × 46,530.12
  4. Step 4: Simplify right side
    97,156.56x = 6,782,935,687.82
  5. Step 5: Solve for x
    x = 6,782,935,687.82/97,156.56
  6. Step 6: Final answer
    x = 69,814.49

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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.