Home / 93,786.42-129,435.66-53,510.13

Finding the Fourth Proportional to 93,786.42, 129,435.66 and 53,510.13

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Solution

The fourth proportional to 93,786.42, 129,435.66 and 53,510.13 is: 73,849.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,786.42 : 129,435.66 = 53,510.13 : x
  2. Step 2: Convert to fraction form
    93,786.42/129,435.66 = 53,510.13/x
  3. Step 3: Cross multiply
    93,786.42x = 129,435.66 × 53,510.13
  4. Step 4: Simplify right side
    93,786.42x = 6,926,118,993.24
  5. Step 5: Solve for x
    x = 6,926,118,993.24/93,786.42
  6. Step 6: Final answer
    x = 73,849.91

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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.