Home / 76,624.01-105,741.65-42,633.93

Finding the Fourth Proportional to 76,624.01, 105,741.65 and 42,633.93

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Solution

The fourth proportional to 76,624.01, 105,741.65 and 42,633.93 is: 58,835.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,624.01 : 105,741.65 = 42,633.93 : x
  2. Step 2: Convert to fraction form
    76,624.01/105,741.65 = 42,633.93/x
  3. Step 3: Cross multiply
    76,624.01x = 105,741.65 × 42,633.93
  4. Step 4: Simplify right side
    76,624.01x = 4,508,181,814.24
  5. Step 5: Solve for x
    x = 4,508,181,814.24/76,624.01
  6. Step 6: Final answer
    x = 58,835.11

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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.