Home / 211,000.24-316,434.18-61,250.92

Finding the Fourth Proportional to 211,000.24, 316,434.18 and 61,250.92

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Solution

The fourth proportional to 211,000.24, 316,434.18 and 61,250.92 is: 91,857.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,000.24 : 316,434.18 = 61,250.92 : x
  2. Step 2: Convert to fraction form
    211,000.24/316,434.18 = 61,250.92/x
  3. Step 3: Cross multiply
    211,000.24x = 316,434.18 × 61,250.92
  4. Step 4: Simplify right side
    211,000.24x = 19,381,884,644.45
  5. Step 5: Solve for x
    x = 19,381,884,644.45/211,000.24
  6. Step 6: Final answer
    x = 91,857.17

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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.