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Finding the Fourth Proportional to 340,047.59, 510,099.93 and 103,392.32

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Solution

The fourth proportional to 340,047.59, 510,099.93 and 103,392.32 is: 155,097.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,047.59 : 510,099.93 = 103,392.32 : x
  2. Step 2: Convert to fraction form
    340,047.59/510,099.93 = 103,392.32/x
  3. Step 3: Cross multiply
    340,047.59x = 510,099.93 × 103,392.32
  4. Step 4: Simplify right side
    340,047.59x = 52,740,412,644.04
  5. Step 5: Solve for x
    x = 52,740,412,644.04/340,047.59
  6. Step 6: Final answer
    x = 155,097.15

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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.