Home / 122,357.10-183,602.52-47,480.19

Finding the Fourth Proportional to 122,357.10, 183,602.52 and 47,480.19

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Solution

The fourth proportional to 122,357.10, 183,602.52 and 47,480.19 is: 71,246.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,357.10 : 183,602.52 = 47,480.19 : x
  2. Step 2: Convert to fraction form
    122,357.10/183,602.52 = 47,480.19/x
  3. Step 3: Cross multiply
    122,357.10x = 183,602.52 × 47,480.19
  4. Step 4: Simplify right side
    122,357.10x = 8,717,482,534.08
  5. Step 5: Solve for x
    x = 8,717,482,534.08/122,357.10
  6. Step 6: Final answer
    x = 71,246.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.