Home / 72,948.92-100,670.27-41,117.81

Finding the Fourth Proportional to 72,948.92, 100,670.27 and 41,117.81

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Solution

The fourth proportional to 72,948.92, 100,670.27 and 41,117.81 is: 56,743.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,948.92 : 100,670.27 = 41,117.81 : x
  2. Step 2: Convert to fraction form
    72,948.92/100,670.27 = 41,117.81/x
  3. Step 3: Cross multiply
    72,948.92x = 100,670.27 × 41,117.81
  4. Step 4: Simplify right side
    72,948.92x = 4,139,341,034.51
  5. Step 5: Solve for x
    x = 4,139,341,034.51/72,948.92
  6. Step 6: Final answer
    x = 56,743.01

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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.