Home / 61,113.32-84,178.63-43,177.19

Finding the Fourth Proportional to 61,113.32, 84,178.63 and 43,177.19

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Solution

The fourth proportional to 61,113.32, 84,178.63 and 43,177.19 is: 59,473.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,113.32 : 84,178.63 = 43,177.19 : x
  2. Step 2: Convert to fraction form
    61,113.32/84,178.63 = 43,177.19/x
  3. Step 3: Cross multiply
    61,113.32x = 84,178.63 × 43,177.19
  4. Step 4: Simplify right side
    61,113.32x = 3,634,596,701.45
  5. Step 5: Solve for x
    x = 3,634,596,701.45/61,113.32
  6. Step 6: Final answer
    x = 59,473.07

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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.