Home / 76,123.52-105,071.54-44,298.55

Finding the Fourth Proportional to 76,123.52, 105,071.54 and 44,298.55

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Solution

The fourth proportional to 76,123.52, 105,071.54 and 44,298.55 is: 61,144.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,123.52 : 105,071.54 = 44,298.55 : x
  2. Step 2: Convert to fraction form
    76,123.52/105,071.54 = 44,298.55/x
  3. Step 3: Cross multiply
    76,123.52x = 105,071.54 × 44,298.55
  4. Step 4: Simplify right side
    76,123.52x = 4,654,516,868.27
  5. Step 5: Solve for x
    x = 4,654,516,868.27/76,123.52
  6. Step 6: Final answer
    x = 61,144.27

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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.