Home / 84,802.08-117,077.64-53,014.04

Finding the Fourth Proportional to 84,802.08, 117,077.64 and 53,014.04

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Solution

The fourth proportional to 84,802.08, 117,077.64 and 53,014.04 is: 73,191.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,802.08 : 117,077.64 = 53,014.04 : x
  2. Step 2: Convert to fraction form
    84,802.08/117,077.64 = 53,014.04/x
  3. Step 3: Cross multiply
    84,802.08x = 117,077.64 × 53,014.04
  4. Step 4: Simplify right side
    84,802.08x = 6,206,758,690.07
  5. Step 5: Solve for x
    x = 6,206,758,690.07/84,802.08
  6. Step 6: Final answer
    x = 73,191.11

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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.