Home / 155,328.63-233,041.85-55,486.61

Finding the Fourth Proportional to 155,328.63, 233,041.85 and 55,486.61

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Solution

The fourth proportional to 155,328.63, 233,041.85 and 55,486.61 is: 83,247.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,328.63 : 233,041.85 = 55,486.61 : x
  2. Step 2: Convert to fraction form
    155,328.63/233,041.85 = 55,486.61/x
  3. Step 3: Cross multiply
    155,328.63x = 233,041.85 × 55,486.61
  4. Step 4: Simplify right side
    155,328.63x = 12,930,700,801.99
  5. Step 5: Solve for x
    x = 12,930,700,801.99/155,328.63
  6. Step 6: Final answer
    x = 83,247.38

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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.