Home / 140,716.90-211,011.63-60,717.12

Finding the Fourth Proportional to 140,716.90, 211,011.63 and 60,717.12

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Solution

The fourth proportional to 140,716.90, 211,011.63 and 60,717.12 is: 91,048.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,716.90 : 211,011.63 = 60,717.12 : x
  2. Step 2: Convert to fraction form
    140,716.90/211,011.63 = 60,717.12/x
  3. Step 3: Cross multiply
    140,716.90x = 211,011.63 × 60,717.12
  4. Step 4: Simplify right side
    140,716.90x = 12,812,018,376.13
  5. Step 5: Solve for x
    x = 12,812,018,376.13/140,716.90
  6. Step 6: Final answer
    x = 91,048.19

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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.