Home / 61,609.31-85,017.32-34,750.22

Finding the Fourth Proportional to 61,609.31, 85,017.32 and 34,750.22

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Solution

The fourth proportional to 61,609.31, 85,017.32 and 34,750.22 is: 47,953.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,609.31 : 85,017.32 = 34,750.22 : x
  2. Step 2: Convert to fraction form
    61,609.31/85,017.32 = 34,750.22/x
  3. Step 3: Cross multiply
    61,609.31x = 85,017.32 × 34,750.22
  4. Step 4: Simplify right side
    61,609.31x = 2,954,370,485.77
  5. Step 5: Solve for x
    x = 2,954,370,485.77/61,609.31
  6. Step 6: Final answer
    x = 47,953.31

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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.