Home / 210,157.34-290,018.07-114,666.04

Finding the Fourth Proportional to 210,157.34, 290,018.07 and 114,666.04

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Solution

The fourth proportional to 210,157.34, 290,018.07 and 114,666.04 is: 158,239.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,157.34 : 290,018.07 = 114,666.04 : x
  2. Step 2: Convert to fraction form
    210,157.34/290,018.07 = 114,666.04/x
  3. Step 3: Cross multiply
    210,157.34x = 290,018.07 × 114,666.04
  4. Step 4: Simplify right side
    210,157.34x = 33,255,223,615.34
  5. Step 5: Solve for x
    x = 33,255,223,615.34/210,157.34
  6. Step 6: Final answer
    x = 158,239.65

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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.