Home / 49,703.17-74,543.14-31,879.93

Finding the Fourth Proportional to 49,703.17, 74,543.14 and 31,879.93

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Solution

The fourth proportional to 49,703.17, 74,543.14 and 31,879.93 is: 47,812.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,703.17 : 74,543.14 = 31,879.93 : x
  2. Step 2: Convert to fraction form
    49,703.17/74,543.14 = 31,879.93/x
  3. Step 3: Cross multiply
    49,703.17x = 74,543.14 × 31,879.93
  4. Step 4: Simplify right side
    49,703.17x = 2,376,430,085.18
  5. Step 5: Solve for x
    x = 2,376,430,085.18/49,703.17
  6. Step 6: Final answer
    x = 47,812.45

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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.