Home / 126,282.81-174,280.91-69,705.93

Finding the Fourth Proportional to 126,282.81, 174,280.91 and 69,705.93

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Solution

The fourth proportional to 126,282.81, 174,280.91 and 69,705.93 is: 96,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,282.81 : 174,280.91 = 69,705.93 : x
  2. Step 2: Convert to fraction form
    126,282.81/174,280.91 = 69,705.93/x
  3. Step 3: Cross multiply
    126,282.81x = 174,280.91 × 69,705.93
  4. Step 4: Simplify right side
    126,282.81x = 12,148,412,564.27
  5. Step 5: Solve for x
    x = 12,148,412,564.27/126,282.81
  6. Step 6: Final answer
    x = 96,200.05

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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.