Home / 82,723,573.65-124,085,360.48-61,200,213.15

Finding the Fourth Proportional to 82,723,573.65, 124,085,360.48 and 61,200,213.15

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Solution

The fourth proportional to 82,723,573.65, 124,085,360.48 and 61,200,213.15 is: 91,800,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,723,573.65 : 124,085,360.48 = 61,200,213.15 : x
  2. Step 2: Convert to fraction form
    82,723,573.65/124,085,360.48 = 61,200,213.15/x
  3. Step 3: Cross multiply
    82,723,573.65x = 124,085,360.48 × 61,200,213.15
  4. Step 4: Simplify right side
    82,723,573.65x = 7,594,050,509,864,585
  5. Step 5: Solve for x
    x = 7,594,050,509,864,585/82,723,573.65
  6. Step 6: Final answer
    x = 91,800,319.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.