Home / 64,005.18-88,330.59-35,710.62

Finding the Fourth Proportional to 64,005.18, 88,330.59 and 35,710.62

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Solution

The fourth proportional to 64,005.18, 88,330.59 and 35,710.62 is: 49,282.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,005.18 : 88,330.59 = 35,710.62 : x
  2. Step 2: Convert to fraction form
    64,005.18/88,330.59 = 35,710.62/x
  3. Step 3: Cross multiply
    64,005.18x = 88,330.59 × 35,710.62
  4. Step 4: Simplify right side
    64,005.18x = 3,154,340,133.87
  5. Step 5: Solve for x
    x = 3,154,340,133.87/64,005.18
  6. Step 6: Final answer
    x = 49,282.58

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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.