Home / 156,671.20-235,006.80-97,476.40

Finding the Fourth Proportional to 156,671.20, 235,006.80 and 97,476.40

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Solution

The fourth proportional to 156,671.20, 235,006.80 and 97,476.40 is: 146,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,671.20 : 235,006.80 = 97,476.40 : x
  2. Step 2: Convert to fraction form
    156,671.20/235,006.80 = 97,476.40/x
  3. Step 3: Cross multiply
    156,671.20x = 235,006.80 × 97,476.40
  4. Step 4: Simplify right side
    156,671.20x = 22,907,616,839.52
  5. Step 5: Solve for x
    x = 22,907,616,839.52/156,671.20
  6. Step 6: Final answer
    x = 146,214.60

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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.