Home / 143,549.41-215,324.13-59,311.75

Finding the Fourth Proportional to 143,549.41, 215,324.13 and 59,311.75

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Solution

The fourth proportional to 143,549.41, 215,324.13 and 59,311.75 is: 88,967.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,549.41 : 215,324.13 = 59,311.75 : x
  2. Step 2: Convert to fraction form
    143,549.41/215,324.13 = 59,311.75/x
  3. Step 3: Cross multiply
    143,549.41x = 215,324.13 × 59,311.75
  4. Step 4: Simplify right side
    143,549.41x = 12,771,249,594.35
  5. Step 5: Solve for x
    x = 12,771,249,594.35/143,549.41
  6. Step 6: Final answer
    x = 88,967.62

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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.