Home / 64,969.09-97,453.53-47,312.03

Finding the Fourth Proportional to 64,969.09, 97,453.53 and 47,312.03

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Solution

The fourth proportional to 64,969.09, 97,453.53 and 47,312.03 is: 70,967.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,969.09 : 97,453.53 = 47,312.03 : x
  2. Step 2: Convert to fraction form
    64,969.09/97,453.53 = 47,312.03/x
  3. Step 3: Cross multiply
    64,969.09x = 97,453.53 × 47,312.03
  4. Step 4: Simplify right side
    64,969.09x = 4,610,724,578.60
  5. Step 5: Solve for x
    x = 4,610,724,578.60/64,969.09
  6. Step 6: Final answer
    x = 70,967.98

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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.