Home / 119,247.08-164,553.01-65,530.94

Finding the Fourth Proportional to 119,247.08, 164,553.01 and 65,530.94

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Solution

The fourth proportional to 119,247.08, 164,553.01 and 65,530.94 is: 90,428.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,247.08 : 164,553.01 = 65,530.94 : x
  2. Step 2: Convert to fraction form
    119,247.08/164,553.01 = 65,530.94/x
  3. Step 3: Cross multiply
    119,247.08x = 164,553.01 × 65,530.94
  4. Step 4: Simplify right side
    119,247.08x = 10,783,312,274.71
  5. Step 5: Solve for x
    x = 10,783,312,274.71/119,247.08
  6. Step 6: Final answer
    x = 90,428.32

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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.