Home / 163,706.64-245,600.04-57,075.81

Finding the Fourth Proportional to 163,706.64, 245,600.04 and 57,075.81

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Solution

The fourth proportional to 163,706.64, 245,600.04 and 57,075.81 is: 85,627.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,706.64 : 245,600.04 = 57,075.81 : x
  2. Step 2: Convert to fraction form
    163,706.64/245,600.04 = 57,075.81/x
  3. Step 3: Cross multiply
    163,706.64x = 245,600.04 × 57,075.81
  4. Step 4: Simplify right side
    163,706.64x = 14,017,821,219.03
  5. Step 5: Solve for x
    x = 14,017,821,219.03/163,706.64
  6. Step 6: Final answer
    x = 85,627.69

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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.