Home / 253,242.02-349,483.12-140,065.58

Finding the Fourth Proportional to 253,242.02, 349,483.12 and 140,065.58

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Solution

The fourth proportional to 253,242.02, 349,483.12 and 140,065.58 is: 193,295.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,242.02 : 349,483.12 = 140,065.58 : x
  2. Step 2: Convert to fraction form
    253,242.02/349,483.12 = 140,065.58/x
  3. Step 3: Cross multiply
    253,242.02x = 349,483.12 × 140,065.58
  4. Step 4: Simplify right side
    253,242.02x = 48,950,553,805.43
  5. Step 5: Solve for x
    x = 48,950,553,805.43/253,242.02
  6. Step 6: Final answer
    x = 193,295.55

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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.