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Finding the Fourth Proportional to 222,567.63, 307,136.66 and 127,055.67

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Solution

The fourth proportional to 222,567.63, 307,136.66 and 127,055.67 is: 175,333.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,567.63 : 307,136.66 = 127,055.67 : x
  2. Step 2: Convert to fraction form
    222,567.63/307,136.66 = 127,055.67/x
  3. Step 3: Cross multiply
    222,567.63x = 307,136.66 × 127,055.67
  4. Step 4: Simplify right side
    222,567.63x = 39,023,453,482.58
  5. Step 5: Solve for x
    x = 39,023,453,482.58/222,567.63
  6. Step 6: Final answer
    x = 175,333.01

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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.