Home / 131,026.68-180,633.60-110,802.24

Finding the Fourth Proportional to 131,026.68, 180,633.60 and 110,802.24

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Solution

The fourth proportional to 131,026.68, 180,633.60 and 110,802.24 is: 152,752.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,026.68 : 180,633.60 = 110,802.24 : x
  2. Step 2: Convert to fraction form
    131,026.68/180,633.60 = 110,802.24/x
  3. Step 3: Cross multiply
    131,026.68x = 180,633.60 × 110,802.24
  4. Step 4: Simplify right side
    131,026.68x = 20,014,607,499.26
  5. Step 5: Solve for x
    x = 20,014,607,499.26/131,026.68
  6. Step 6: Final answer
    x = 152,752.15

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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.