Home / 219,532.32-302,954.16-118,930.56

Finding the Fourth Proportional to 219,532.32, 302,954.16 and 118,930.56

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Solution

The fourth proportional to 219,532.32, 302,954.16 and 118,930.56 is: 164,123.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,532.32 : 302,954.16 = 118,930.56 : x
  2. Step 2: Convert to fraction form
    219,532.32/302,954.16 = 118,930.56/x
  3. Step 3: Cross multiply
    219,532.32x = 302,954.16 × 118,930.56
  4. Step 4: Simplify right side
    219,532.32x = 36,030,507,903.13
  5. Step 5: Solve for x
    x = 36,030,507,903.13/219,532.32
  6. Step 6: Final answer
    x = 164,123.93

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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.