Home / 52,075.68-78,113.01-14,646.18

Finding the Fourth Proportional to 52,075.68, 78,113.01 and 14,646.18

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Solution

The fourth proportional to 52,075.68, 78,113.01 and 14,646.18 is: 21,969.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,075.68 : 78,113.01 = 14,646.18 : x
  2. Step 2: Convert to fraction form
    52,075.68/78,113.01 = 14,646.18/x
  3. Step 3: Cross multiply
    52,075.68x = 78,113.01 × 14,646.18
  4. Step 4: Simplify right side
    52,075.68x = 1,144,057,204.80
  5. Step 5: Solve for x
    x = 1,144,057,204.80/52,075.68
  6. Step 6: Final answer
    x = 21,969.13

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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.