Home / 141,595.09-212,482.26-128,295.23

Finding the Fourth Proportional to 141,595.09, 212,482.26 and 128,295.23

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Solution

The fourth proportional to 141,595.09, 212,482.26 and 128,295.23 is: 192,524.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,595.09 : 212,482.26 = 128,295.23 : x
  2. Step 2: Convert to fraction form
    141,595.09/212,482.26 = 128,295.23/x
  3. Step 3: Cross multiply
    141,595.09x = 212,482.26 × 128,295.23
  4. Step 4: Simplify right side
    141,595.09x = 27,260,459,800.58
  5. Step 5: Solve for x
    x = 27,260,459,800.58/141,595.09
  6. Step 6: Final answer
    x = 192,524.04

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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.