Home / 76,113.10-105,036.44-44,283.14

Finding the Fourth Proportional to 76,113.10, 105,036.44 and 44,283.14

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Solution

The fourth proportional to 76,113.10, 105,036.44 and 44,283.14 is: 61,110.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,113.10 : 105,036.44 = 44,283.14 : x
  2. Step 2: Convert to fraction form
    76,113.10/105,036.44 = 44,283.14/x
  3. Step 3: Cross multiply
    76,113.10x = 105,036.44 × 44,283.14
  4. Step 4: Simplify right side
    76,113.10x = 4,651,343,377.62
  5. Step 5: Solve for x
    x = 4,651,343,377.62/76,113.10
  6. Step 6: Final answer
    x = 61,110.94

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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.