Home / 222,533.48-307,108.50-127,070.84

Finding the Fourth Proportional to 222,533.48, 307,108.50 and 127,070.84

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Solution

The fourth proportional to 222,533.48, 307,108.50 and 127,070.84 is: 175,364.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,533.48 : 307,108.50 = 127,070.84 : x
  2. Step 2: Convert to fraction form
    222,533.48/307,108.50 = 127,070.84/x
  3. Step 3: Cross multiply
    222,533.48x = 307,108.50 × 127,070.84
  4. Step 4: Simplify right side
    222,533.48x = 39,024,535,066.14
  5. Step 5: Solve for x
    x = 39,024,535,066.14/222,533.48
  6. Step 6: Final answer
    x = 175,364.78

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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.