Home / 155,256.20-214,250.64-97,883.90

Finding the Fourth Proportional to 155,256.20, 214,250.64 and 97,883.90

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Solution

The fourth proportional to 155,256.20, 214,250.64 and 97,883.90 is: 135,077.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,256.20 : 214,250.64 = 97,883.90 : x
  2. Step 2: Convert to fraction form
    155,256.20/214,250.64 = 97,883.90/x
  3. Step 3: Cross multiply
    155,256.20x = 214,250.64 × 97,883.90
  4. Step 4: Simplify right side
    155,256.20x = 20,971,688,220.70
  5. Step 5: Solve for x
    x = 20,971,688,220.70/155,256.20
  6. Step 6: Final answer
    x = 135,077.94

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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.