Home / 212,271.03-293,054.90-140,747.76

Finding the Fourth Proportional to 212,271.03, 293,054.90 and 140,747.76

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Solution

The fourth proportional to 212,271.03, 293,054.90 and 140,747.76 is: 194,312.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,271.03 : 293,054.90 = 140,747.76 : x
  2. Step 2: Convert to fraction form
    212,271.03/293,054.90 = 140,747.76/x
  3. Step 3: Cross multiply
    212,271.03x = 293,054.90 × 140,747.76
  4. Step 4: Simplify right side
    212,271.03x = 41,246,820,028.29
  5. Step 5: Solve for x
    x = 41,246,820,028.29/212,271.03
  6. Step 6: Final answer
    x = 194,312.05

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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.