Home / 70,095.46-96,728.35-39,877.93

Finding the Fourth Proportional to 70,095.46, 96,728.35 and 39,877.93

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Solution

The fourth proportional to 70,095.46, 96,728.35 and 39,877.93 is: 55,029.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,095.46 : 96,728.35 = 39,877.93 : x
  2. Step 2: Convert to fraction form
    70,095.46/96,728.35 = 39,877.93/x
  3. Step 3: Cross multiply
    70,095.46x = 96,728.35 × 39,877.93
  4. Step 4: Simplify right side
    70,095.46x = 3,857,326,370.32
  5. Step 5: Solve for x
    x = 3,857,326,370.32/70,095.46
  6. Step 6: Final answer
    x = 55,029.62

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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.