Home / 141,485.99-212,230.65-56,117.66

Finding the Fourth Proportional to 141,485.99, 212,230.65 and 56,117.66

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Solution

The fourth proportional to 141,485.99, 212,230.65 and 56,117.66 is: 84,177.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,485.99 : 212,230.65 = 56,117.66 : x
  2. Step 2: Convert to fraction form
    141,485.99/212,230.65 = 56,117.66/x
  3. Step 3: Cross multiply
    141,485.99x = 212,230.65 × 56,117.66
  4. Step 4: Simplify right side
    141,485.99x = 11,909,887,458.28
  5. Step 5: Solve for x
    x = 11,909,887,458.28/141,485.99
  6. Step 6: Final answer
    x = 84,177.15

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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.