Home / 76,095.54-105,014.94-42,103.47

Finding the Fourth Proportional to 76,095.54, 105,014.94 and 42,103.47

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Solution

The fourth proportional to 76,095.54, 105,014.94 and 42,103.47 is: 58,104.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,095.54 : 105,014.94 = 42,103.47 : x
  2. Step 2: Convert to fraction form
    76,095.54/105,014.94 = 42,103.47/x
  3. Step 3: Cross multiply
    76,095.54x = 105,014.94 × 42,103.47
  4. Step 4: Simplify right side
    76,095.54x = 4,421,493,316.41
  5. Step 5: Solve for x
    x = 4,421,493,316.41/76,095.54
  6. Step 6: Final answer
    x = 58,104.50

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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.