Home / 127,465.47-191,025.96-48,536.64

Finding the Fourth Proportional to 127,465.47, 191,025.96 and 48,536.64

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Solution

The fourth proportional to 127,465.47, 191,025.96 and 48,536.64 is: 72,739.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,465.47 : 191,025.96 = 48,536.64 : x
  2. Step 2: Convert to fraction form
    127,465.47/191,025.96 = 48,536.64/x
  3. Step 3: Cross multiply
    127,465.47x = 191,025.96 × 48,536.64
  4. Step 4: Simplify right side
    127,465.47x = 9,271,758,251.17
  5. Step 5: Solve for x
    x = 9,271,758,251.17/127,465.47
  6. Step 6: Final answer
    x = 72,739.37

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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.