Home / 112,692.03-168,792.40-56,434.02

Finding the Fourth Proportional to 112,692.03, 168,792.40 and 56,434.02

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Solution

The fourth proportional to 112,692.03, 168,792.40 and 56,434.02 is: 84,528.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,692.03 : 168,792.40 = 56,434.02 : x
  2. Step 2: Convert to fraction form
    112,692.03/168,792.40 = 56,434.02/x
  3. Step 3: Cross multiply
    112,692.03x = 168,792.40 × 56,434.02
  4. Step 4: Simplify right side
    112,692.03x = 9,525,633,677.45
  5. Step 5: Solve for x
    x = 9,525,633,677.45/112,692.03
  6. Step 6: Final answer
    x = 84,528.02

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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.