Home / 110,650.15-152,328.09-105,566.23

Finding the Fourth Proportional to 110,650.15, 152,328.09 and 105,566.23

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Solution

The fourth proportional to 110,650.15, 152,328.09 and 105,566.23 is: 145,329.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,650.15 : 152,328.09 = 105,566.23 : x
  2. Step 2: Convert to fraction form
    110,650.15/152,328.09 = 105,566.23/x
  3. Step 3: Cross multiply
    110,650.15x = 152,328.09 × 105,566.23
  4. Step 4: Simplify right side
    110,650.15x = 16,080,702,184.40
  5. Step 5: Solve for x
    x = 16,080,702,184.40/110,650.15
  6. Step 6: Final answer
    x = 145,329.24

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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.