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Finding the Fourth Proportional to 249,935.70, 374,611.95 and 100,101.90

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Solution

The fourth proportional to 249,935.70, 374,611.95 and 100,101.90 is: 150,036.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,935.70 : 374,611.95 = 100,101.90 : x
  2. Step 2: Convert to fraction form
    249,935.70/374,611.95 = 100,101.90/x
  3. Step 3: Cross multiply
    249,935.70x = 374,611.95 × 100,101.90
  4. Step 4: Simplify right side
    249,935.70x = 37,499,367,957.71
  5. Step 5: Solve for x
    x = 37,499,367,957.71/249,935.70
  6. Step 6: Final answer
    x = 150,036.06

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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.