Home / 109,577.04-164,266.84-39,407

Finding the Fourth Proportional to 109,577.04, 164,266.84 and 39,407

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Solution

The fourth proportional to 109,577.04, 164,266.84 and 39,407 is: 59,075.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,577.04 : 164,266.84 = 39,407 : x
  2. Step 2: Convert to fraction form
    109,577.04/164,266.84 = 39,407/x
  3. Step 3: Cross multiply
    109,577.04x = 164,266.84 × 39,407
  4. Step 4: Simplify right side
    109,577.04x = 6,473,263,363.88
  5. Step 5: Solve for x
    x = 6,473,263,363.88/109,577.04
  6. Step 6: Final answer
    x = 59,075.00

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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.