Home / 93,727.13-129,343.43-51,285.66

Finding the Fourth Proportional to 93,727.13, 129,343.43 and 51,285.66

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Solution

The fourth proportional to 93,727.13, 129,343.43 and 51,285.66 is: 70,774.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,727.13 : 129,343.43 = 51,285.66 : x
  2. Step 2: Convert to fraction form
    93,727.13/129,343.43 = 51,285.66/x
  3. Step 3: Cross multiply
    93,727.13x = 129,343.43 × 51,285.66
  4. Step 4: Simplify right side
    93,727.13x = 6,633,462,817.39
  5. Step 5: Solve for x
    x = 6,633,462,817.39/93,727.13
  6. Step 6: Final answer
    x = 70,774.21

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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.