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Finding the Fourth Proportional to 144,580.34, 216,885.22 and 49,798.16

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Solution

The fourth proportional to 144,580.34, 216,885.22 and 49,798.16 is: 74,702.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,580.34 : 216,885.22 = 49,798.16 : x
  2. Step 2: Convert to fraction form
    144,580.34/216,885.22 = 49,798.16/x
  3. Step 3: Cross multiply
    144,580.34x = 216,885.22 × 49,798.16
  4. Step 4: Simplify right side
    144,580.34x = 10,800,484,887.20
  5. Step 5: Solve for x
    x = 10,800,484,887.20/144,580.34
  6. Step 6: Final answer
    x = 74,702.31

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1.5x scale

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.