Home / 68,875.24-103,312.14-22,128.16

Finding the Fourth Proportional to 68,875.24, 103,312.14 and 22,128.16

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Solution

The fourth proportional to 68,875.24, 103,312.14 and 22,128.16 is: 33,192.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,875.24 : 103,312.14 = 22,128.16 : x
  2. Step 2: Convert to fraction form
    68,875.24/103,312.14 = 22,128.16/x
  3. Step 3: Cross multiply
    68,875.24x = 103,312.14 × 22,128.16
  4. Step 4: Simplify right side
    68,875.24x = 2,286,107,563.86
  5. Step 5: Solve for x
    x = 2,286,107,563.86/68,875.24
  6. Step 6: Final answer
    x = 33,192.01

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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.