Home / 210,636.03-290,590.69-147,011.07

Finding the Fourth Proportional to 210,636.03, 290,590.69 and 147,011.07

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Solution

The fourth proportional to 210,636.03, 290,590.69 and 147,011.07 is: 202,814.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,636.03 : 290,590.69 = 147,011.07 : x
  2. Step 2: Convert to fraction form
    210,636.03/290,590.69 = 147,011.07/x
  3. Step 3: Cross multiply
    210,636.03x = 290,590.69 × 147,011.07
  4. Step 4: Simplify right side
    210,636.03x = 42,720,048,268.94
  5. Step 5: Solve for x
    x = 42,720,048,268.94/210,636.03
  6. Step 6: Final answer
    x = 202,814.53

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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.