Home / 104,014.69-143,539.84-56,267.92

Finding the Fourth Proportional to 104,014.69, 143,539.84 and 56,267.92

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Solution

The fourth proportional to 104,014.69, 143,539.84 and 56,267.92 is: 77,649.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,014.69 : 143,539.84 = 56,267.92 : x
  2. Step 2: Convert to fraction form
    104,014.69/143,539.84 = 56,267.92/x
  3. Step 3: Cross multiply
    104,014.69x = 143,539.84 × 56,267.92
  4. Step 4: Simplify right side
    104,014.69x = 8,076,688,233.93
  5. Step 5: Solve for x
    x = 8,076,688,233.93/104,014.69
  6. Step 6: Final answer
    x = 77,649.50

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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.