Home / 212,715.86-293,547.24-117,222.53

Finding the Fourth Proportional to 212,715.86, 293,547.24 and 117,222.53

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Solution

The fourth proportional to 212,715.86, 293,547.24 and 117,222.53 is: 161,766.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,715.86 : 293,547.24 = 117,222.53 : x
  2. Step 2: Convert to fraction form
    212,715.86/293,547.24 = 117,222.53/x
  3. Step 3: Cross multiply
    212,715.86x = 293,547.24 × 117,222.53
  4. Step 4: Simplify right side
    212,715.86x = 34,410,348,679.58
  5. Step 5: Solve for x
    x = 34,410,348,679.58/212,715.86
  6. Step 6: Final answer
    x = 161,766.73

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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.