Home / 152,239.94-210,039.90-88,525.34

Finding the Fourth Proportional to 152,239.94, 210,039.90 and 88,525.34

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Solution

The fourth proportional to 152,239.94, 210,039.90 and 88,525.34 is: 122,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,239.94 : 210,039.90 = 88,525.34 : x
  2. Step 2: Convert to fraction form
    152,239.94/210,039.90 = 88,525.34/x
  3. Step 3: Cross multiply
    152,239.94x = 210,039.90 × 88,525.34
  4. Step 4: Simplify right side
    152,239.94x = 18,593,852,510.87
  5. Step 5: Solve for x
    x = 18,593,852,510.87/152,239.94
  6. Step 6: Final answer
    x = 122,135.18

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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.