Home / 77,254.29-106,595.50-47,019.36

Finding the Fourth Proportional to 77,254.29, 106,595.50 and 47,019.36

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Solution

The fourth proportional to 77,254.29, 106,595.50 and 47,019.36 is: 64,877.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,254.29 : 106,595.50 = 47,019.36 : x
  2. Step 2: Convert to fraction form
    77,254.29/106,595.50 = 47,019.36/x
  3. Step 3: Cross multiply
    77,254.29x = 106,595.50 × 47,019.36
  4. Step 4: Simplify right side
    77,254.29x = 5,012,052,188.88
  5. Step 5: Solve for x
    x = 5,012,052,188.88/77,254.29
  6. Step 6: Final answer
    x = 64,877.33

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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.