Home / 104,267.49-155,638.18-89,570.85

Finding the Fourth Proportional to 104,267.49, 155,638.18 and 89,570.85

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Solution

The fourth proportional to 104,267.49, 155,638.18 and 89,570.85 is: 133,700.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,267.49 : 155,638.18 = 89,570.85 : x
  2. Step 2: Convert to fraction form
    104,267.49/155,638.18 = 89,570.85/x
  3. Step 3: Cross multiply
    104,267.49x = 155,638.18 × 89,570.85
  4. Step 4: Simplify right side
    104,267.49x = 13,940,644,075.05
  5. Step 5: Solve for x
    x = 13,940,644,075.05/104,267.49
  6. Step 6: Final answer
    x = 133,700.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.