Home / 106,979.36-147,631.07-58,581.50

Finding the Fourth Proportional to 106,979.36, 147,631.07 and 58,581.50

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Solution

The fourth proportional to 106,979.36, 147,631.07 and 58,581.50 is: 80,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,979.36 : 147,631.07 = 58,581.50 : x
  2. Step 2: Convert to fraction form
    106,979.36/147,631.07 = 58,581.50/x
  3. Step 3: Cross multiply
    106,979.36x = 147,631.07 × 58,581.50
  4. Step 4: Simplify right side
    106,979.36x = 8,648,448,935.50
  5. Step 5: Solve for x
    x = 8,648,448,935.50/106,979.36
  6. Step 6: Final answer
    x = 80,842.22

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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.