Home / 170,717.10-256,075.65-59,909.10

Finding the Fourth Proportional to 170,717.10, 256,075.65 and 59,909.10

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Solution

The fourth proportional to 170,717.10, 256,075.65 and 59,909.10 is: 89,863.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,717.10 : 256,075.65 = 59,909.10 : x
  2. Step 2: Convert to fraction form
    170,717.10/256,075.65 = 59,909.10/x
  3. Step 3: Cross multiply
    170,717.10x = 256,075.65 × 59,909.10
  4. Step 4: Simplify right side
    170,717.10x = 15,341,261,723.42
  5. Step 5: Solve for x
    x = 15,341,261,723.42/170,717.10
  6. Step 6: Final answer
    x = 89,863.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.