Home / 152,264.50-210,125.01-85,209.46

Finding the Fourth Proportional to 152,264.50, 210,125.01 and 85,209.46

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Solution

The fourth proportional to 152,264.50, 210,125.01 and 85,209.46 is: 117,589.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,264.50 : 210,125.01 = 85,209.46 : x
  2. Step 2: Convert to fraction form
    152,264.50/210,125.01 = 85,209.46/x
  3. Step 3: Cross multiply
    152,264.50x = 210,125.01 × 85,209.46
  4. Step 4: Simplify right side
    152,264.50x = 17,904,638,634.59
  5. Step 5: Solve for x
    x = 17,904,638,634.59/152,264.50
  6. Step 6: Final answer
    x = 117,589.05

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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.