Home / 141,998.94-212,886.18-70,885.08

Finding the Fourth Proportional to 141,998.94, 212,886.18 and 70,885.08

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Solution

The fourth proportional to 141,998.94, 212,886.18 and 70,885.08 is: 106,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,998.94 : 212,886.18 = 70,885.08 : x
  2. Step 2: Convert to fraction form
    141,998.94/212,886.18 = 70,885.08/x
  3. Step 3: Cross multiply
    141,998.94x = 212,886.18 × 70,885.08
  4. Step 4: Simplify right side
    141,998.94x = 15,090,453,900.19
  5. Step 5: Solve for x
    x = 15,090,453,900.19/141,998.94
  6. Step 6: Final answer
    x = 106,271.60

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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.