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Finding the Fourth Proportional to 233,153.10, 349,729.65 and 83,465.10

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Solution

The fourth proportional to 233,153.10, 349,729.65 and 83,465.10 is: 125,197.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,153.10 : 349,729.65 = 83,465.10 : x
  2. Step 2: Convert to fraction form
    233,153.10/349,729.65 = 83,465.10/x
  3. Step 3: Cross multiply
    233,153.10x = 349,729.65 × 83,465.10
  4. Step 4: Simplify right side
    233,153.10x = 29,190,220,210.22
  5. Step 5: Solve for x
    x = 29,190,220,210.22/233,153.10
  6. Step 6: Final answer
    x = 125,197.65

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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.