Home / 64,147.40-88,519.83-35,465.39

Finding the Fourth Proportional to 64,147.40, 88,519.83 and 35,465.39

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Solution

The fourth proportional to 64,147.40, 88,519.83 and 35,465.39 is: 48,940.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,147.40 : 88,519.83 = 35,465.39 : x
  2. Step 2: Convert to fraction form
    64,147.40/88,519.83 = 35,465.39/x
  3. Step 3: Cross multiply
    64,147.40x = 88,519.83 × 35,465.39
  4. Step 4: Simplify right side
    64,147.40x = 3,139,390,293.68
  5. Step 5: Solve for x
    x = 3,139,390,293.68/64,147.40
  6. Step 6: Final answer
    x = 48,940.26

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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.