Home / 63,428.04-87,533.57-35,133.72

Finding the Fourth Proportional to 63,428.04, 87,533.57 and 35,133.72

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Solution

The fourth proportional to 63,428.04, 87,533.57 and 35,133.72 is: 48,486.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,428.04 : 87,533.57 = 35,133.72 : x
  2. Step 2: Convert to fraction form
    63,428.04/87,533.57 = 35,133.72/x
  3. Step 3: Cross multiply
    63,428.04x = 87,533.57 × 35,133.72
  4. Step 4: Simplify right side
    63,428.04x = 3,075,379,938.98
  5. Step 5: Solve for x
    x = 3,075,379,938.98/63,428.04
  6. Step 6: Final answer
    x = 48,486.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.