Home / 102,270.48-153,338.04-48,970.32

Finding the Fourth Proportional to 102,270.48, 153,338.04 and 48,970.32

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Solution

The fourth proportional to 102,270.48, 153,338.04 and 48,970.32 is: 73,423.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,270.48 : 153,338.04 = 48,970.32 : x
  2. Step 2: Convert to fraction form
    102,270.48/153,338.04 = 48,970.32/x
  3. Step 3: Cross multiply
    102,270.48x = 153,338.04 × 48,970.32
  4. Step 4: Simplify right side
    102,270.48x = 7,509,012,886.97
  5. Step 5: Solve for x
    x = 7,509,012,886.97/102,270.48
  6. Step 6: Final answer
    x = 73,423.07

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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.