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Finding the Fourth Proportional to 46,362.48, 64,423.92 and 45,880.80

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Solution

The fourth proportional to 46,362.48, 64,423.92 and 45,880.80 is: 63,754.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,362.48 : 64,423.92 = 45,880.80 : x
  2. Step 2: Convert to fraction form
    46,362.48/64,423.92 = 45,880.80/x
  3. Step 3: Cross multiply
    46,362.48x = 64,423.92 × 45,880.80
  4. Step 4: Simplify right side
    46,362.48x = 2,955,820,988.74
  5. Step 5: Solve for x
    x = 2,955,820,988.74/46,362.48
  6. Step 6: Final answer
    x = 63,754.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.