Home / 210,601.04-290,462.20-159,090.02

Finding the Fourth Proportional to 210,601.04, 290,462.20 and 159,090.02

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Solution

The fourth proportional to 210,601.04, 290,462.20 and 159,090.02 is: 219,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,601.04 : 290,462.20 = 159,090.02 : x
  2. Step 2: Convert to fraction form
    210,601.04/290,462.20 = 159,090.02/x
  3. Step 3: Cross multiply
    210,601.04x = 290,462.20 × 159,090.02
  4. Step 4: Simplify right side
    210,601.04x = 46,209,637,207.24
  5. Step 5: Solve for x
    x = 46,209,637,207.24/210,601.04
  6. Step 6: Final answer
    x = 219,417.90

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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.