Home / 140,681.34-211,022.01-47,186.82

Finding the Fourth Proportional to 140,681.34, 211,022.01 and 47,186.82

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Solution

The fourth proportional to 140,681.34, 211,022.01 and 47,186.82 is: 70,780.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,681.34 : 211,022.01 = 47,186.82 : x
  2. Step 2: Convert to fraction form
    140,681.34/211,022.01 = 47,186.82/x
  3. Step 3: Cross multiply
    140,681.34x = 211,022.01 × 47,186.82
  4. Step 4: Simplify right side
    140,681.34x = 9,957,457,601.91
  5. Step 5: Solve for x
    x = 9,957,457,601.91/140,681.34
  6. Step 6: Final answer
    x = 70,780.23

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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.