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Finding the Fourth Proportional to 60,199.29, 90,298.98 and 35,412.12

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Solution

The fourth proportional to 60,199.29, 90,298.98 and 35,412.12 is: 53,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,199.29 : 90,298.98 = 35,412.12 : x
  2. Step 2: Convert to fraction form
    60,199.29/90,298.98 = 35,412.12/x
  3. Step 3: Cross multiply
    60,199.29x = 90,298.98 × 35,412.12
  4. Step 4: Simplify right side
    60,199.29x = 3,197,678,315.64
  5. Step 5: Solve for x
    x = 3,197,678,315.64/60,199.29
  6. Step 6: Final answer
    x = 53,118.21

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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.