Home / 248,715.02-343,234.01-135,545.06

Finding the Fourth Proportional to 248,715.02, 343,234.01 and 135,545.06

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Solution

The fourth proportional to 248,715.02, 343,234.01 and 135,545.06 is: 187,056.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,715.02 : 343,234.01 = 135,545.06 : x
  2. Step 2: Convert to fraction form
    248,715.02/343,234.01 = 135,545.06/x
  3. Step 3: Cross multiply
    248,715.02x = 343,234.01 × 135,545.06
  4. Step 4: Simplify right side
    248,715.02x = 46,523,674,479.49
  5. Step 5: Solve for x
    x = 46,523,674,479.49/248,715.02
  6. Step 6: Final answer
    x = 187,056.15

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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.