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Finding the Fourth Proportional to 144,227.82, 216,341.88 and 37,611.71

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Solution

The fourth proportional to 144,227.82, 216,341.88 and 37,611.71 is: 56,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,227.82 : 216,341.88 = 37,611.71 : x
  2. Step 2: Convert to fraction form
    144,227.82/216,341.88 = 37,611.71/x
  3. Step 3: Cross multiply
    144,227.82x = 216,341.88 × 37,611.71
  4. Step 4: Simplify right side
    144,227.82x = 8,136,986,969.71
  5. Step 5: Solve for x
    x = 8,136,986,969.71/144,227.82
  6. Step 6: Final answer
    x = 56,417.60

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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.