Home / 142,727.24-214,082.64-42,885.32

Finding the Fourth Proportional to 142,727.24, 214,082.64 and 42,885.32

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Solution

The fourth proportional to 142,727.24, 214,082.64 and 42,885.32 is: 64,325.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,727.24 : 214,082.64 = 42,885.32 : x
  2. Step 2: Convert to fraction form
    142,727.24/214,082.64 = 42,885.32/x
  3. Step 3: Cross multiply
    142,727.24x = 214,082.64 × 42,885.32
  4. Step 4: Simplify right side
    142,727.24x = 9,181,002,522.84
  5. Step 5: Solve for x
    x = 9,181,002,522.84/142,727.24
  6. Step 6: Final answer
    x = 64,325.51

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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.