Home / 152,260.31-210,070.92-88,585.80

Finding the Fourth Proportional to 152,260.31, 210,070.92 and 88,585.80

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Solution

The fourth proportional to 152,260.31, 210,070.92 and 88,585.80 is: 122,220.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,260.31 : 210,070.92 = 88,585.80 : x
  2. Step 2: Convert to fraction form
    152,260.31/210,070.92 = 88,585.80/x
  3. Step 3: Cross multiply
    152,260.31x = 210,070.92 × 88,585.80
  4. Step 4: Simplify right side
    152,260.31x = 18,609,300,732.72
  5. Step 5: Solve for x
    x = 18,609,300,732.72/152,260.31
  6. Step 6: Final answer
    x = 122,220.30

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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.