Home / 130,075.96-195,114.08-36,581.76

Finding the Fourth Proportional to 130,075.96, 195,114.08 and 36,581.76

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Solution

The fourth proportional to 130,075.96, 195,114.08 and 36,581.76 is: 54,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,075.96 : 195,114.08 = 36,581.76 : x
  2. Step 2: Convert to fraction form
    130,075.96/195,114.08 = 36,581.76/x
  3. Step 3: Cross multiply
    130,075.96x = 195,114.08 × 36,581.76
  4. Step 4: Simplify right side
    130,075.96x = 7,137,616,447.18
  5. Step 5: Solve for x
    x = 7,137,616,447.18/130,075.96
  6. Step 6: Final answer
    x = 54,872.68

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1.5x scale

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.