Home / 92,975.65-128,307.24-50,534.28

Finding the Fourth Proportional to 92,975.65, 128,307.24 and 50,534.28

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Solution

The fourth proportional to 92,975.65, 128,307.24 and 50,534.28 is: 69,737.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,975.65 : 128,307.24 = 50,534.28 : x
  2. Step 2: Convert to fraction form
    92,975.65/128,307.24 = 50,534.28/x
  3. Step 3: Cross multiply
    92,975.65x = 128,307.24 × 50,534.28
  4. Step 4: Simplify right side
    92,975.65x = 6,483,913,992.19
  5. Step 5: Solve for x
    x = 6,483,913,992.19/92,975.65
  6. Step 6: Final answer
    x = 69,737.77

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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.