Home / 104,313.51-156,342.01-48,075.57

Finding the Fourth Proportional to 104,313.51, 156,342.01 and 48,075.57

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Solution

The fourth proportional to 104,313.51, 156,342.01 and 48,075.57 is: 72,054.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,313.51 : 156,342.01 = 48,075.57 : x
  2. Step 2: Convert to fraction form
    104,313.51/156,342.01 = 48,075.57/x
  3. Step 3: Cross multiply
    104,313.51x = 156,342.01 × 48,075.57
  4. Step 4: Simplify right side
    104,313.51x = 7,516,231,125.51
  5. Step 5: Solve for x
    x = 7,516,231,125.51/104,313.51
  6. Step 6: Final answer
    x = 72,054.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.