Home / 145,562.32-218,213.62-56,795.18

Finding the Fourth Proportional to 145,562.32, 218,213.62 and 56,795.18

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Solution

The fourth proportional to 145,562.32, 218,213.62 and 56,795.18 is: 85,142.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,562.32 : 218,213.62 = 56,795.18 : x
  2. Step 2: Convert to fraction form
    145,562.32/218,213.62 = 56,795.18/x
  3. Step 3: Cross multiply
    145,562.32x = 218,213.62 × 56,795.18
  4. Step 4: Simplify right side
    145,562.32x = 12,393,480,753.03
  5. Step 5: Solve for x
    x = 12,393,480,753.03/145,562.32
  6. Step 6: Final answer
    x = 85,142.10

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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.