Home / 61,571.31-85,024.40-46,438.08

Finding the Fourth Proportional to 61,571.31, 85,024.40 and 46,438.08

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Solution

The fourth proportional to 61,571.31, 85,024.40 and 46,438.08 is: 64,126.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,571.31 : 85,024.40 = 46,438.08 : x
  2. Step 2: Convert to fraction form
    61,571.31/85,024.40 = 46,438.08/x
  3. Step 3: Cross multiply
    61,571.31x = 85,024.40 × 46,438.08
  4. Step 4: Simplify right side
    61,571.31x = 3,948,369,656.96
  5. Step 5: Solve for x
    x = 3,948,369,656.96/61,571.31
  6. Step 6: Final answer
    x = 64,126.78

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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.