Home / 70,927.36-97,878.71-39,095.57

Finding the Fourth Proportional to 70,927.36, 97,878.71 and 39,095.57

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Solution

The fourth proportional to 70,927.36, 97,878.71 and 39,095.57 is: 53,951.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,927.36 : 97,878.71 = 39,095.57 : x
  2. Step 2: Convert to fraction form
    70,927.36/97,878.71 = 39,095.57/x
  3. Step 3: Cross multiply
    70,927.36x = 97,878.71 × 39,095.57
  4. Step 4: Simplify right side
    70,927.36x = 3,826,624,300.75
  5. Step 5: Solve for x
    x = 3,826,624,300.75/70,927.36
  6. Step 6: Final answer
    x = 53,951.32

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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.