Home / 145,633.40-218,502.50-50,877.53

Finding the Fourth Proportional to 145,633.40, 218,502.50 and 50,877.53

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Solution

The fourth proportional to 145,633.40, 218,502.50 and 50,877.53 is: 76,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,633.40 : 218,502.50 = 50,877.53 : x
  2. Step 2: Convert to fraction form
    145,633.40/218,502.50 = 50,877.53/x
  3. Step 3: Cross multiply
    145,633.40x = 218,502.50 × 50,877.53
  4. Step 4: Simplify right side
    145,633.40x = 11,116,867,498.83
  5. Step 5: Solve for x
    x = 11,116,867,498.83/145,633.40
  6. Step 6: Final answer
    x = 76,334.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.