Home / 223,259.10-334,925.55-103,435.80

Finding the Fourth Proportional to 223,259.10, 334,925.55 and 103,435.80

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Solution

The fourth proportional to 223,259.10, 334,925.55 and 103,435.80 is: 155,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,259.10 : 334,925.55 = 103,435.80 : x
  2. Step 2: Convert to fraction form
    223,259.10/334,925.55 = 103,435.80/x
  3. Step 3: Cross multiply
    223,259.10x = 334,925.55 × 103,435.80
  4. Step 4: Simplify right side
    223,259.10x = 34,643,292,204.69
  5. Step 5: Solve for x
    x = 34,643,292,204.69/223,259.10
  6. Step 6: Final answer
    x = 155,170.80

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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.