Home / 135,260.48-186,541.08-87,467.24

Finding the Fourth Proportional to 135,260.48, 186,541.08 and 87,467.24

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Solution

The fourth proportional to 135,260.48, 186,541.08 and 87,467.24 is: 120,628.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,260.48 : 186,541.08 = 87,467.24 : x
  2. Step 2: Convert to fraction form
    135,260.48/186,541.08 = 87,467.24/x
  3. Step 3: Cross multiply
    135,260.48x = 186,541.08 × 87,467.24
  4. Step 4: Simplify right side
    135,260.48x = 16,316,233,552.57
  5. Step 5: Solve for x
    x = 16,316,233,552.57/135,260.48
  6. Step 6: Final answer
    x = 120,628.24

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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.