Home / 64,742.39-97,088.07-31,452.60

Finding the Fourth Proportional to 64,742.39, 97,088.07 and 31,452.60

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Solution

The fourth proportional to 64,742.39, 97,088.07 and 31,452.60 is: 47,166.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,742.39 : 97,088.07 = 31,452.60 : x
  2. Step 2: Convert to fraction form
    64,742.39/97,088.07 = 31,452.60/x
  3. Step 3: Cross multiply
    64,742.39x = 97,088.07 × 31,452.60
  4. Step 4: Simplify right side
    64,742.39x = 3,053,672,535.59
  5. Step 5: Solve for x
    x = 3,053,672,535.59/64,742.39
  6. Step 6: Final answer
    x = 47,166.51

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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.