Home / 370,817.16-555,895.86-134,107.21

Finding the Fourth Proportional to 370,817.16, 555,895.86 and 134,107.21

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Solution

The fourth proportional to 370,817.16, 555,895.86 and 134,107.21 is: 201,041.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,817.16 : 555,895.86 = 134,107.21 : x
  2. Step 2: Convert to fraction form
    370,817.16/555,895.86 = 134,107.21/x
  3. Step 3: Cross multiply
    370,817.16x = 555,895.86 × 134,107.21
  4. Step 4: Simplify right side
    370,817.16x = 74,549,643,781.47
  5. Step 5: Solve for x
    x = 74,549,643,781.47/370,817.16
  6. Step 6: Final answer
    x = 201,041.52

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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.