Home / 46,905.72-69,994.92-42,714.78

Finding the Fourth Proportional to 46,905.72, 69,994.92 and 42,714.78

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Solution

The fourth proportional to 46,905.72, 69,994.92 and 42,714.78 is: 63,741.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,905.72 : 69,994.92 = 42,714.78 : x
  2. Step 2: Convert to fraction form
    46,905.72/69,994.92 = 42,714.78/x
  3. Step 3: Cross multiply
    46,905.72x = 69,994.92 × 42,714.78
  4. Step 4: Simplify right side
    46,905.72x = 2,989,817,608.92
  5. Step 5: Solve for x
    x = 2,989,817,608.92/46,905.72
  6. Step 6: Final answer
    x = 63,741.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.