Home / 97,055.84-145,583.76-53,556.32

Finding the Fourth Proportional to 97,055.84, 145,583.76 and 53,556.32

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Solution

The fourth proportional to 97,055.84, 145,583.76 and 53,556.32 is: 80,334.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,055.84 : 145,583.76 = 53,556.32 : x
  2. Step 2: Convert to fraction form
    97,055.84/145,583.76 = 53,556.32/x
  3. Step 3: Cross multiply
    97,055.84x = 145,583.76 × 53,556.32
  4. Step 4: Simplify right side
    97,055.84x = 7,796,930,437.36
  5. Step 5: Solve for x
    x = 7,796,930,437.36/97,055.84
  6. Step 6: Final answer
    x = 80,334.48

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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.