Home / 438,156.04-657,329.12-134,551.24

Finding the Fourth Proportional to 438,156.04, 657,329.12 and 134,551.24

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Solution

The fourth proportional to 438,156.04, 657,329.12 and 134,551.24 is: 201,856.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,156.04 : 657,329.12 = 134,551.24 : x
  2. Step 2: Convert to fraction form
    438,156.04/657,329.12 = 134,551.24/x
  3. Step 3: Cross multiply
    438,156.04x = 657,329.12 × 134,551.24
  4. Step 4: Simplify right side
    438,156.04x = 88,444,448,184.11
  5. Step 5: Solve for x
    x = 88,444,448,184.11/438,156.04
  6. Step 6: Final answer
    x = 201,856.05

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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.