Home / 104,014.29-143,539.73-56,267.67

Finding the Fourth Proportional to 104,014.29, 143,539.73 and 56,267.67

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Solution

The fourth proportional to 104,014.29, 143,539.73 and 56,267.67 is: 77,649.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,014.29 : 143,539.73 = 56,267.67 : x
  2. Step 2: Convert to fraction form
    104,014.29/143,539.73 = 56,267.67/x
  3. Step 3: Cross multiply
    104,014.29x = 143,539.73 × 56,267.67
  4. Step 4: Simplify right side
    104,014.29x = 8,076,646,159.53
  5. Step 5: Solve for x
    x = 8,076,646,159.53/104,014.29
  6. Step 6: Final answer
    x = 77,649.39

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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.