Home / 104,013.29-143,538.35-56,266.67

Finding the Fourth Proportional to 104,013.29, 143,538.35 and 56,266.67

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Solution

The fourth proportional to 104,013.29, 143,538.35 and 56,266.67 is: 77,648.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,013.29 : 143,538.35 = 56,266.67 : x
  2. Step 2: Convert to fraction form
    104,013.29/143,538.35 = 56,266.67/x
  3. Step 3: Cross multiply
    104,013.29x = 143,538.35 × 56,266.67
  4. Step 4: Simplify right side
    104,013.29x = 8,076,425,049.31
  5. Step 5: Solve for x
    x = 8,076,425,049.31/104,013.29
  6. Step 6: Final answer
    x = 77,648.01

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1.5x scale

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.