Home / 144,285.62-216,439.29-43,075.67

Finding the Fourth Proportional to 144,285.62, 216,439.29 and 43,075.67

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Solution

The fourth proportional to 144,285.62, 216,439.29 and 43,075.67 is: 64,616.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,285.62 : 216,439.29 = 43,075.67 : x
  2. Step 2: Convert to fraction form
    144,285.62/216,439.29 = 43,075.67/x
  3. Step 3: Cross multiply
    144,285.62x = 216,439.29 × 43,075.67
  4. Step 4: Simplify right side
    144,285.62x = 9,323,266,348.88
  5. Step 5: Solve for x
    x = 9,323,266,348.88/144,285.62
  6. Step 6: Final answer
    x = 64,616.74

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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.