Home / 252,956.04-349,065.63-139,771.50

Finding the Fourth Proportional to 252,956.04, 349,065.63 and 139,771.50

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Solution

The fourth proportional to 252,956.04, 349,065.63 and 139,771.50 is: 192,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,956.04 : 349,065.63 = 139,771.50 : x
  2. Step 2: Convert to fraction form
    252,956.04/349,065.63 = 139,771.50/x
  3. Step 3: Cross multiply
    252,956.04x = 349,065.63 × 139,771.50
  4. Step 4: Simplify right side
    252,956.04x = 48,789,426,703.55
  5. Step 5: Solve for x
    x = 48,789,426,703.55/252,956.04
  6. Step 6: Final answer
    x = 192,877.10

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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.