Home / 76,089.65-105,006.59-41,636.70

Finding the Fourth Proportional to 76,089.65, 105,006.59 and 41,636.70

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Solution

The fourth proportional to 76,089.65, 105,006.59 and 41,636.70 is: 57,460.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,089.65 : 105,006.59 = 41,636.70 : x
  2. Step 2: Convert to fraction form
    76,089.65/105,006.59 = 41,636.70/x
  3. Step 3: Cross multiply
    76,089.65x = 105,006.59 × 41,636.70
  4. Step 4: Simplify right side
    76,089.65x = 4,372,127,885.85
  5. Step 5: Solve for x
    x = 4,372,127,885.85/76,089.65
  6. Step 6: Final answer
    x = 57,460.22

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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.