Home / 147,358.10-221,038.67-117,962.80

Finding the Fourth Proportional to 147,358.10, 221,038.67 and 117,962.80

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Solution

The fourth proportional to 147,358.10, 221,038.67 and 117,962.80 is: 176,945.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,358.10 : 221,038.67 = 117,962.80 : x
  2. Step 2: Convert to fraction form
    147,358.10/221,038.67 = 117,962.80/x
  3. Step 3: Cross multiply
    147,358.10x = 221,038.67 × 117,962.80
  4. Step 4: Simplify right side
    147,358.10x = 26,074,340,163.79
  5. Step 5: Solve for x
    x = 26,074,340,163.79/147,358.10
  6. Step 6: Final answer
    x = 176,945.41

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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.