Home / 230,031.04-344,925.60-135,290.20

Finding the Fourth Proportional to 230,031.04, 344,925.60 and 135,290.20

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Solution

The fourth proportional to 230,031.04, 344,925.60 and 135,290.20 is: 202,864.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,031.04 : 344,925.60 = 135,290.20 : x
  2. Step 2: Convert to fraction form
    230,031.04/344,925.60 = 135,290.20/x
  3. Step 3: Cross multiply
    230,031.04x = 344,925.60 × 135,290.20
  4. Step 4: Simplify right side
    230,031.04x = 46,665,053,409.12
  5. Step 5: Solve for x
    x = 46,665,053,409.12/230,031.04
  6. Step 6: Final answer
    x = 202,864.16

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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.