Home / 76,194.12-105,036.04-53,464.24

Finding the Fourth Proportional to 76,194.12, 105,036.04 and 53,464.24

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Solution

The fourth proportional to 76,194.12, 105,036.04 and 53,464.24 is: 73,702.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,194.12 : 105,036.04 = 53,464.24 : x
  2. Step 2: Convert to fraction form
    76,194.12/105,036.04 = 53,464.24/x
  3. Step 3: Cross multiply
    76,194.12x = 105,036.04 × 53,464.24
  4. Step 4: Simplify right side
    76,194.12x = 5,615,672,051.21
  5. Step 5: Solve for x
    x = 5,615,672,051.21/76,194.12
  6. Step 6: Final answer
    x = 73,702.17

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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.