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Finding the Fourth Proportional to 249,671.61, 374,601.69 and 149,901.35

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Solution

The fourth proportional to 249,671.61, 374,601.69 and 149,901.35 is: 224,908.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,671.61 : 374,601.69 = 149,901.35 : x
  2. Step 2: Convert to fraction form
    249,671.61/374,601.69 = 149,901.35/x
  3. Step 3: Cross multiply
    249,671.61x = 374,601.69 × 149,901.35
  4. Step 4: Simplify right side
    249,671.61x = 56,153,297,170.27
  5. Step 5: Solve for x
    x = 56,153,297,170.27/249,671.61
  6. Step 6: Final answer
    x = 224,908.62

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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.