Home / 109,210.91-150,715.91-61,467.35

Finding the Fourth Proportional to 109,210.91, 150,715.91 and 61,467.35

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Solution

The fourth proportional to 109,210.91, 150,715.91 and 61,467.35 is: 84,827.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,210.91 : 150,715.91 = 61,467.35 : x
  2. Step 2: Convert to fraction form
    109,210.91/150,715.91 = 61,467.35/x
  3. Step 3: Cross multiply
    109,210.91x = 150,715.91 × 61,467.35
  4. Step 4: Simplify right side
    109,210.91x = 9,264,107,590.54
  5. Step 5: Solve for x
    x = 9,264,107,590.54/109,210.91
  6. Step 6: Final answer
    x = 84,827.68

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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.