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Finding the Fourth Proportional to 230,368.16, 345,599.22 and 130,572.92

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Solution

The fourth proportional to 230,368.16, 345,599.22 and 130,572.92 is: 195,886.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,368.16 : 345,599.22 = 130,572.92 : x
  2. Step 2: Convert to fraction form
    230,368.16/345,599.22 = 130,572.92/x
  3. Step 3: Cross multiply
    230,368.16x = 345,599.22 × 130,572.92
  4. Step 4: Simplify right side
    230,368.16x = 45,125,897,577.13
  5. Step 5: Solve for x
    x = 45,125,897,577.13/230,368.16
  6. Step 6: Final answer
    x = 195,886.01

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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.