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Finding the Fourth Proportional to 67,030.61, 92,479.73 and 37,955.01

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Solution

The fourth proportional to 67,030.61, 92,479.73 and 37,955.01 is: 52,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,030.61 : 92,479.73 = 37,955.01 : x
  2. Step 2: Convert to fraction form
    67,030.61/92,479.73 = 37,955.01/x
  3. Step 3: Cross multiply
    67,030.61x = 92,479.73 × 37,955.01
  4. Step 4: Simplify right side
    67,030.61x = 3,510,069,511.65
  5. Step 5: Solve for x
    x = 3,510,069,511.65/67,030.61
  6. Step 6: Final answer
    x = 52,365.17

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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.