Home / 152,230.19-210,026.45-88,515.59

Finding the Fourth Proportional to 152,230.19, 210,026.45 and 88,515.59

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Solution

The fourth proportional to 152,230.19, 210,026.45 and 88,515.59 is: 122,121.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,230.19 : 210,026.45 = 88,515.59 : x
  2. Step 2: Convert to fraction form
    152,230.19/210,026.45 = 88,515.59/x
  3. Step 3: Cross multiply
    152,230.19x = 210,026.45 × 88,515.59
  4. Step 4: Simplify right side
    152,230.19x = 18,590,614,308.51
  5. Step 5: Solve for x
    x = 18,590,614,308.51/152,230.19
  6. Step 6: Final answer
    x = 122,121.73

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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.