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Finding the Fourth Proportional to 84,373.99, 116,446.81 and 48,088.47

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Solution

The fourth proportional to 84,373.99, 116,446.81 and 48,088.47 is: 66,368.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,373.99 : 116,446.81 = 48,088.47 : x
  2. Step 2: Convert to fraction form
    84,373.99/116,446.81 = 48,088.47/x
  3. Step 3: Cross multiply
    84,373.99x = 116,446.81 × 48,088.47
  4. Step 4: Simplify right side
    84,373.99x = 5,599,748,688.84
  5. Step 5: Solve for x
    x = 5,599,748,688.84/84,373.99
  6. Step 6: Final answer
    x = 66,368.19

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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.