Home / 152,069.45-209,837.52-84,077.24

Finding the Fourth Proportional to 152,069.45, 209,837.52 and 84,077.24

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Solution

The fourth proportional to 152,069.45, 209,837.52 and 84,077.24 is: 116,016.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,069.45 : 209,837.52 = 84,077.24 : x
  2. Step 2: Convert to fraction form
    152,069.45/209,837.52 = 84,077.24/x
  3. Step 3: Cross multiply
    152,069.45x = 209,837.52 × 84,077.24
  4. Step 4: Simplify right side
    152,069.45x = 17,642,558,480.86
  5. Step 5: Solve for x
    x = 17,642,558,480.86/152,069.45
  6. Step 6: Final answer
    x = 116,016.46

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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.