Home / 74,890,160.20-112,335,240.30-61,285,270.60

Finding the Fourth Proportional to 74,890,160.20, 112,335,240.30 and 61,285,270.60

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Solution

The fourth proportional to 74,890,160.20, 112,335,240.30 and 61,285,270.60 is: 91,927,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,890,160.20 : 112,335,240.30 = 61,285,270.60 : x
  2. Step 2: Convert to fraction form
    74,890,160.20/112,335,240.30 = 61,285,270.60/x
  3. Step 3: Cross multiply
    74,890,160.20x = 112,335,240.30 × 61,285,270.60
  4. Step 4: Simplify right side
    74,890,160.20x = 6,884,495,599,701,525
  5. Step 5: Solve for x
    x = 6,884,495,599,701,525/74,890,160.20
  6. Step 6: Final answer
    x = 91,927,905.90

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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.