Home / 63,442.14-87,510.54-40,810.62

Finding the Fourth Proportional to 63,442.14, 87,510.54 and 40,810.62

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Solution

The fourth proportional to 63,442.14, 87,510.54 and 40,810.62 is: 56,293.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,442.14 : 87,510.54 = 40,810.62 : x
  2. Step 2: Convert to fraction form
    63,442.14/87,510.54 = 40,810.62/x
  3. Step 3: Cross multiply
    63,442.14x = 87,510.54 × 40,810.62
  4. Step 4: Simplify right side
    63,442.14x = 3,571,359,393.93
  5. Step 5: Solve for x
    x = 3,571,359,393.93/63,442.14
  6. Step 6: Final answer
    x = 56,293.17

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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.