Home / 271,931.60-407,897.40-124,187.60

Finding the Fourth Proportional to 271,931.60, 407,897.40 and 124,187.60

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Solution

The fourth proportional to 271,931.60, 407,897.40 and 124,187.60 is: 186,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,931.60 : 407,897.40 = 124,187.60 : x
  2. Step 2: Convert to fraction form
    271,931.60/407,897.40 = 124,187.60/x
  3. Step 3: Cross multiply
    271,931.60x = 407,897.40 × 124,187.60
  4. Step 4: Simplify right side
    271,931.60x = 50,655,799,152.24
  5. Step 5: Solve for x
    x = 50,655,799,152.24/271,931.60
  6. Step 6: Final answer
    x = 186,281.40

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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.