Home / 64,011.36-96,066.05-28,975.62

Finding the Fourth Proportional to 64,011.36, 96,066.05 and 28,975.62

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Solution

The fourth proportional to 64,011.36, 96,066.05 and 28,975.62 is: 43,485.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,011.36 : 96,066.05 = 28,975.62 : x
  2. Step 2: Convert to fraction form
    64,011.36/96,066.05 = 28,975.62/x
  3. Step 3: Cross multiply
    64,011.36x = 96,066.05 × 28,975.62
  4. Step 4: Simplify right side
    64,011.36x = 2,783,573,214.82
  5. Step 5: Solve for x
    x = 2,783,573,214.82/64,011.36
  6. Step 6: Final answer
    x = 43,485.61

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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.