Home / 75,547.60-113,321.40-34,075.60

Finding the Fourth Proportional to 75,547.60, 113,321.40 and 34,075.60

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Solution

The fourth proportional to 75,547.60, 113,321.40 and 34,075.60 is: 51,113.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,547.60 : 113,321.40 = 34,075.60 : x
  2. Step 2: Convert to fraction form
    75,547.60/113,321.40 = 34,075.60/x
  3. Step 3: Cross multiply
    75,547.60x = 113,321.40 × 34,075.60
  4. Step 4: Simplify right side
    75,547.60x = 3,861,494,697.84
  5. Step 5: Solve for x
    x = 3,861,494,697.84/75,547.60
  6. Step 6: Final answer
    x = 51,113.40

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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.