Home / 262,064.34-393,188.73-129,038.04

Finding the Fourth Proportional to 262,064.34, 393,188.73 and 129,038.04

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Solution

The fourth proportional to 262,064.34, 393,188.73 and 129,038.04 is: 193,602.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,064.34 : 393,188.73 = 129,038.04 : x
  2. Step 2: Convert to fraction form
    262,064.34/393,188.73 = 129,038.04/x
  3. Step 3: Cross multiply
    262,064.34x = 393,188.73 × 129,038.04
  4. Step 4: Simplify right side
    262,064.34x = 50,736,303,069.29
  5. Step 5: Solve for x
    x = 50,736,303,069.29/262,064.34
  6. Step 6: Final answer
    x = 193,602.47

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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.