Home / 42,150.36-63,302.04-36,558.90

Finding the Fourth Proportional to 42,150.36, 63,302.04 and 36,558.90

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Solution

The fourth proportional to 42,150.36, 63,302.04 and 36,558.90 is: 54,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,150.36 : 63,302.04 = 36,558.90 : x
  2. Step 2: Convert to fraction form
    42,150.36/63,302.04 = 36,558.90/x
  3. Step 3: Cross multiply
    42,150.36x = 63,302.04 × 36,558.90
  4. Step 4: Simplify right side
    42,150.36x = 2,314,252,950.16
  5. Step 5: Solve for x
    x = 2,314,252,950.16/42,150.36
  6. Step 6: Final answer
    x = 54,904.70

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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.