Home / 61,235.10-91,810.88-31,175.46

Finding the Fourth Proportional to 61,235.10, 91,810.88 and 31,175.46

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Solution

The fourth proportional to 61,235.10, 91,810.88 and 31,175.46 is: 46,741.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,235.10 : 91,810.88 = 31,175.46 : x
  2. Step 2: Convert to fraction form
    61,235.10/91,810.88 = 31,175.46/x
  3. Step 3: Cross multiply
    61,235.10x = 91,810.88 × 31,175.46
  4. Step 4: Simplify right side
    61,235.10x = 2,862,246,035.89
  5. Step 5: Solve for x
    x = 2,862,246,035.89/61,235.10
  6. Step 6: Final answer
    x = 46,741.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.