Home / 253,266.06-349,502.85-140,088.72

Finding the Fourth Proportional to 253,266.06, 349,502.85 and 140,088.72

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Solution

The fourth proportional to 253,266.06, 349,502.85 and 140,088.72 is: 193,320.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,266.06 : 349,502.85 = 140,088.72 : x
  2. Step 2: Convert to fraction form
    253,266.06/349,502.85 = 140,088.72/x
  3. Step 3: Cross multiply
    253,266.06x = 349,502.85 × 140,088.72
  4. Step 4: Simplify right side
    253,266.06x = 48,961,406,892.85
  5. Step 5: Solve for x
    x = 48,961,406,892.85/253,266.06
  6. Step 6: Final answer
    x = 193,320.05

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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.