Home / 89,011.02-133,424.26-55,654.48

Finding the Fourth Proportional to 89,011.02, 133,424.26 and 55,654.48

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Solution

The fourth proportional to 89,011.02, 133,424.26 and 55,654.48 is: 83,424.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,011.02 : 133,424.26 = 55,654.48 : x
  2. Step 2: Convert to fraction form
    89,011.02/133,424.26 = 55,654.48/x
  3. Step 3: Cross multiply
    89,011.02x = 133,424.26 × 55,654.48
  4. Step 4: Simplify right side
    89,011.02x = 7,425,657,809.68
  5. Step 5: Solve for x
    x = 7,425,657,809.68/89,011.02
  6. Step 6: Final answer
    x = 83,424.03

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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.