Home / 145,140.18-217,727.51-88,954.26

Finding the Fourth Proportional to 145,140.18, 217,727.51 and 88,954.26

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Solution

The fourth proportional to 145,140.18, 217,727.51 and 88,954.26 is: 133,441.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,140.18 : 217,727.51 = 88,954.26 : x
  2. Step 2: Convert to fraction form
    145,140.18/217,727.51 = 88,954.26/x
  3. Step 3: Cross multiply
    145,140.18x = 217,727.51 × 88,954.26
  4. Step 4: Simplify right side
    145,140.18x = 19,367,789,533.69
  5. Step 5: Solve for x
    x = 19,367,789,533.69/145,140.18
  6. Step 6: Final answer
    x = 133,441.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.