Home / 104,010.09-143,533.84-56,263.43

Finding the Fourth Proportional to 104,010.09, 143,533.84 and 56,263.43

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Solution

The fourth proportional to 104,010.09, 143,533.84 and 56,263.43 is: 77,643.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,010.09 : 143,533.84 = 56,263.43 : x
  2. Step 2: Convert to fraction form
    104,010.09/143,533.84 = 56,263.43/x
  3. Step 3: Cross multiply
    104,010.09x = 143,533.84 × 56,263.43
  4. Step 4: Simplify right side
    104,010.09x = 8,075,705,675.76
  5. Step 5: Solve for x
    x = 8,075,705,675.76/104,010.09
  6. Step 6: Final answer
    x = 77,643.48

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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.