Home / 211,010.40-316,294.74-151,813.98

Finding the Fourth Proportional to 211,010.40, 316,294.74 and 151,813.98

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Solution

The fourth proportional to 211,010.40, 316,294.74 and 151,813.98 is: 227,562.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,010.40 : 316,294.74 = 151,813.98 : x
  2. Step 2: Convert to fraction form
    211,010.40/316,294.74 = 151,813.98/x
  3. Step 3: Cross multiply
    211,010.40x = 316,294.74 × 151,813.98
  4. Step 4: Simplify right side
    211,010.40x = 48,017,963,332.47
  5. Step 5: Solve for x
    x = 48,017,963,332.47/211,010.40
  6. Step 6: Final answer
    x = 227,562.07

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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.