Home / 84,853.48-117,095.76-47,127.76

Finding the Fourth Proportional to 84,853.48, 117,095.76 and 47,127.76

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Solution

The fourth proportional to 84,853.48, 117,095.76 and 47,127.76 is: 65,035.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,853.48 : 117,095.76 = 47,127.76 : x
  2. Step 2: Convert to fraction form
    84,853.48/117,095.76 = 47,127.76/x
  3. Step 3: Cross multiply
    84,853.48x = 117,095.76 × 47,127.76
  4. Step 4: Simplify right side
    84,853.48x = 5,518,460,874.30
  5. Step 5: Solve for x
    x = 5,518,460,874.30/84,853.48
  6. Step 6: Final answer
    x = 65,035.17

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1.5x scale

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.