Home / 210,633.03-290,586.56-147,008.07

Finding the Fourth Proportional to 210,633.03, 290,586.56 and 147,008.07

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Solution

The fourth proportional to 210,633.03, 290,586.56 and 147,008.07 is: 202,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,633.03 : 290,586.56 = 147,008.07 : x
  2. Step 2: Convert to fraction form
    210,633.03/290,586.56 = 147,008.07/x
  3. Step 3: Cross multiply
    210,633.03x = 290,586.56 × 147,008.07
  4. Step 4: Simplify right side
    210,633.03x = 42,718,568,618.50
  5. Step 5: Solve for x
    x = 42,718,568,618.50/210,633.03
  6. Step 6: Final answer
    x = 202,810.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.