Home / 210,319.88-315,525.18-60,559.16

Finding the Fourth Proportional to 210,319.88, 315,525.18 and 60,559.16

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Solution

The fourth proportional to 210,319.88, 315,525.18 and 60,559.16 is: 90,851.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,319.88 : 315,525.18 = 60,559.16 : x
  2. Step 2: Convert to fraction form
    210,319.88/315,525.18 = 60,559.16/x
  3. Step 3: Cross multiply
    210,319.88x = 315,525.18 × 60,559.16
  4. Step 4: Simplify right side
    210,319.88x = 19,107,939,859.65
  5. Step 5: Solve for x
    x = 19,107,939,859.65/210,319.88
  6. Step 6: Final answer
    x = 90,851.80

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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.