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Finding the Fourth Proportional to 66,477.04, 99,802.68 and 44,432.08

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Solution

The fourth proportional to 66,477.04, 99,802.68 and 44,432.08 is: 66,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,477.04 : 99,802.68 = 44,432.08 : x
  2. Step 2: Convert to fraction form
    66,477.04/99,802.68 = 44,432.08/x
  3. Step 3: Cross multiply
    66,477.04x = 99,802.68 × 44,432.08
  4. Step 4: Simplify right side
    66,477.04x = 4,434,440,661.97
  5. Step 5: Solve for x
    x = 4,434,440,661.97/66,477.04
  6. Step 6: Final answer
    x = 66,706.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.