Home / 97,075.90-145,669.44-52,706.38

Finding the Fourth Proportional to 97,075.90, 145,669.44 and 52,706.38

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Solution

The fourth proportional to 97,075.90, 145,669.44 and 52,706.38 is: 79,089.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,075.90 : 145,669.44 = 52,706.38 : x
  2. Step 2: Convert to fraction form
    97,075.90/145,669.44 = 52,706.38/x
  3. Step 3: Cross multiply
    97,075.90x = 145,669.44 × 52,706.38
  4. Step 4: Simplify right side
    97,075.90x = 7,677,708,859.03
  5. Step 5: Solve for x
    x = 7,677,708,859.03/97,075.90
  6. Step 6: Final answer
    x = 79,089.75

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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.