Home / 180,172.15-270,302.27-126,967.91

Finding the Fourth Proportional to 180,172.15, 270,302.27 and 126,967.91

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Solution

The fourth proportional to 180,172.15, 270,302.27 and 126,967.91 is: 190,482.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,172.15 : 270,302.27 = 126,967.91 : x
  2. Step 2: Convert to fraction form
    180,172.15/270,302.27 = 126,967.91/x
  3. Step 3: Cross multiply
    180,172.15x = 270,302.27 × 126,967.91
  4. Step 4: Simplify right side
    180,172.15x = 34,319,712,303.80
  5. Step 5: Solve for x
    x = 34,319,712,303.80/180,172.15
  6. Step 6: Final answer
    x = 190,482.90

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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.