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Finding the Fourth Proportional to 202,368.34, 303,567.18 and 77,709.34

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Solution

The fourth proportional to 202,368.34, 303,567.18 and 77,709.34 is: 116,569.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,368.34 : 303,567.18 = 77,709.34 : x
  2. Step 2: Convert to fraction form
    202,368.34/303,567.18 = 77,709.34/x
  3. Step 3: Cross multiply
    202,368.34x = 303,567.18 × 77,709.34
  4. Step 4: Simplify right side
    202,368.34x = 23,590,005,203.46
  5. Step 5: Solve for x
    x = 23,590,005,203.46/202,368.34
  6. Step 6: Final answer
    x = 116,569.64

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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.