Home / 215,526.70-297,426.84-120,033.39

Finding the Fourth Proportional to 215,526.70, 297,426.84 and 120,033.39

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Solution

The fourth proportional to 215,526.70, 297,426.84 and 120,033.39 is: 165,646.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,526.70 : 297,426.84 = 120,033.39 : x
  2. Step 2: Convert to fraction form
    215,526.70/297,426.84 = 120,033.39/x
  3. Step 3: Cross multiply
    215,526.70x = 297,426.84 × 120,033.39
  4. Step 4: Simplify right side
    215,526.70x = 35,701,152,925.84
  5. Step 5: Solve for x
    x = 35,701,152,925.84/215,526.70
  6. Step 6: Final answer
    x = 165,646.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.