Home / 93,228.48-128,655.27-50,787

Finding the Fourth Proportional to 93,228.48, 128,655.27 and 50,787

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Solution

The fourth proportional to 93,228.48, 128,655.27 and 50,787 is: 70,086.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,228.48 : 128,655.27 = 50,787 : x
  2. Step 2: Convert to fraction form
    93,228.48/128,655.27 = 50,787/x
  3. Step 3: Cross multiply
    93,228.48x = 128,655.27 × 50,787
  4. Step 4: Simplify right side
    93,228.48x = 6,534,015,197.49
  5. Step 5: Solve for x
    x = 6,534,015,197.49/93,228.48
  6. Step 6: Final answer
    x = 70,086.04

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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.