Home / 152,943.54-211,068.01-84,965.67

Finding the Fourth Proportional to 152,943.54, 211,068.01 and 84,965.67

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Solution

The fourth proportional to 152,943.54, 211,068.01 and 84,965.67 is: 117,255.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,943.54 : 211,068.01 = 84,965.67 : x
  2. Step 2: Convert to fraction form
    152,943.54/211,068.01 = 84,965.67/x
  3. Step 3: Cross multiply
    152,943.54x = 211,068.01 × 84,965.67
  4. Step 4: Simplify right side
    152,943.54x = 17,933,534,885.22
  5. Step 5: Solve for x
    x = 17,933,534,885.22/152,943.54
  6. Step 6: Final answer
    x = 117,255.92

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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.