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Finding the Fourth Proportional to 153,641.00, 230,252.52 and 90,490.16

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Solution

The fourth proportional to 153,641.00, 230,252.52 and 90,490.16 is: 135,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,641.00 : 230,252.52 = 90,490.16 : x
  2. Step 2: Convert to fraction form
    153,641.00/230,252.52 = 90,490.16/x
  3. Step 3: Cross multiply
    153,641.00x = 230,252.52 × 90,490.16
  4. Step 4: Simplify right side
    153,641.00x = 20,835,588,290.17
  5. Step 5: Solve for x
    x = 20,835,588,290.17/153,641.00
  6. Step 6: Final answer
    x = 135,612.16

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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.