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Finding the Fourth Proportional to 64,860.74, 97,293.75 and 29,315.24

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Solution

The fourth proportional to 64,860.74, 97,293.75 and 29,315.24 is: 43,974.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,860.74 : 97,293.75 = 29,315.24 : x
  2. Step 2: Convert to fraction form
    64,860.74/97,293.75 = 29,315.24/x
  3. Step 3: Cross multiply
    64,860.74x = 97,293.75 × 29,315.24
  4. Step 4: Simplify right side
    64,860.74x = 2,852,189,631.75
  5. Step 5: Solve for x
    x = 2,852,189,631.75/64,860.74
  6. Step 6: Final answer
    x = 43,974.05

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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.