Home / 121,712.13-182,585.48-37,479.29

Finding the Fourth Proportional to 121,712.13, 182,585.48 and 37,479.29

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Solution

The fourth proportional to 121,712.13, 182,585.48 and 37,479.29 is: 56,224.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,712.13 : 182,585.48 = 37,479.29 : x
  2. Step 2: Convert to fraction form
    121,712.13/182,585.48 = 37,479.29/x
  3. Step 3: Cross multiply
    121,712.13x = 182,585.48 × 37,479.29
  4. Step 4: Simplify right side
    121,712.13x = 6,843,173,054.39
  5. Step 5: Solve for x
    x = 6,843,173,054.39/121,712.13
  6. Step 6: Final answer
    x = 56,224.25

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1.5x scale

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.