Home / 84,802.19-117,036.32-48,507.03

Finding the Fourth Proportional to 84,802.19, 117,036.32 and 48,507.03

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Solution

The fourth proportional to 84,802.19, 117,036.32 and 48,507.03 is: 66,945.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,802.19 : 117,036.32 = 48,507.03 : x
  2. Step 2: Convert to fraction form
    84,802.19/117,036.32 = 48,507.03/x
  3. Step 3: Cross multiply
    84,802.19x = 117,036.32 × 48,507.03
  4. Step 4: Simplify right side
    84,802.19x = 5,677,084,042.79
  5. Step 5: Solve for x
    x = 5,677,084,042.79/84,802.19
  6. Step 6: Final answer
    x = 66,945.02

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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.