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Finding the Fourth Proportional to 216,145.47, 323,553.84 and 184,259.01

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Solution

The fourth proportional to 216,145.47, 323,553.84 and 184,259.01 is: 275,822.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,145.47 : 323,553.84 = 184,259.01 : x
  2. Step 2: Convert to fraction form
    216,145.47/323,553.84 = 184,259.01/x
  3. Step 3: Cross multiply
    216,145.47x = 323,553.84 × 184,259.01
  4. Step 4: Simplify right side
    216,145.47x = 59,617,710,240.10
  5. Step 5: Solve for x
    x = 59,617,710,240.10/216,145.47
  6. Step 6: Final answer
    x = 275,822.16

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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.