Home / 92,103,108.72-127,113,435.82-52,420,288.30

Finding the Fourth Proportional to 92,103,108.72, 127,113,435.82 and 52,420,288.30

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Solution

The fourth proportional to 92,103,108.72, 127,113,435.82 and 52,420,288.30 is: 72,346,341.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,103,108.72 : 127,113,435.82 = 52,420,288.30 : x
  2. Step 2: Convert to fraction form
    92,103,108.72/127,113,435.82 = 52,420,288.30/x
  3. Step 3: Cross multiply
    92,103,108.72x = 127,113,435.82 × 52,420,288.30
  4. Step 4: Simplify right side
    92,103,108.72x = 6,663,322,952,487,946
  5. Step 5: Solve for x
    x = 6,663,322,952,487,946/92,103,108.72
  6. Step 6: Final answer
    x = 72,346,341.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.