Home / 96,507.04-133,178.16-54,065.28

Finding the Fourth Proportional to 96,507.04, 133,178.16 and 54,065.28

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Solution

The fourth proportional to 96,507.04, 133,178.16 and 54,065.28 is: 74,609.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,507.04 : 133,178.16 = 54,065.28 : x
  2. Step 2: Convert to fraction form
    96,507.04/133,178.16 = 54,065.28/x
  3. Step 3: Cross multiply
    96,507.04x = 133,178.16 × 54,065.28
  4. Step 4: Simplify right side
    96,507.04x = 7,200,314,510.28
  5. Step 5: Solve for x
    x = 7,200,314,510.28/96,507.04
  6. Step 6: Final answer
    x = 74,609.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.