Home / 93,782.29-129,419.56-51,340.82

Finding the Fourth Proportional to 93,782.29, 129,419.56 and 51,340.82

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Solution

The fourth proportional to 93,782.29, 129,419.56 and 51,340.82 is: 70,850.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,782.29 : 129,419.56 = 51,340.82 : x
  2. Step 2: Convert to fraction form
    93,782.29/129,419.56 = 51,340.82/x
  3. Step 3: Cross multiply
    93,782.29x = 129,419.56 × 51,340.82
  4. Step 4: Simplify right side
    93,782.29x = 6,644,506,190.71
  5. Step 5: Solve for x
    x = 6,644,506,190.71/93,782.29
  6. Step 6: Final answer
    x = 70,850.33

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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.