Home / 45,157.77-62,298.07-31,737.79

Finding the Fourth Proportional to 45,157.77, 62,298.07 and 31,737.79

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Solution

The fourth proportional to 45,157.77, 62,298.07 and 31,737.79 is: 43,784.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,157.77 : 62,298.07 = 31,737.79 : x
  2. Step 2: Convert to fraction form
    45,157.77/62,298.07 = 31,737.79/x
  3. Step 3: Cross multiply
    45,157.77x = 62,298.07 × 31,737.79
  4. Step 4: Simplify right side
    45,157.77x = 1,977,203,063.07
  5. Step 5: Solve for x
    x = 1,977,203,063.07/45,157.77
  6. Step 6: Final answer
    x = 43,784.34

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1.5x scale

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.