Home / 85,277.04-117,683.08-47,038.06

Finding the Fourth Proportional to 85,277.04, 117,683.08 and 47,038.06

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Solution

The fourth proportional to 85,277.04, 117,683.08 and 47,038.06 is: 64,912.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,277.04 : 117,683.08 = 47,038.06 : x
  2. Step 2: Convert to fraction form
    85,277.04/117,683.08 = 47,038.06/x
  3. Step 3: Cross multiply
    85,277.04x = 117,683.08 × 47,038.06
  4. Step 4: Simplify right side
    85,277.04x = 5,535,583,778.02
  5. Step 5: Solve for x
    x = 5,535,583,778.02/85,277.04
  6. Step 6: Final answer
    x = 64,912.94

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1.5x scale

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.