Home / 93,275.19-128,720.67-50,834.63

Finding the Fourth Proportional to 93,275.19, 128,720.67 and 50,834.63

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Solution

The fourth proportional to 93,275.19, 128,720.67 and 50,834.63 is: 70,152.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,275.19 : 128,720.67 = 50,834.63 : x
  2. Step 2: Convert to fraction form
    93,275.19/128,720.67 = 50,834.63/x
  3. Step 3: Cross multiply
    93,275.19x = 128,720.67 × 50,834.63
  4. Step 4: Simplify right side
    93,275.19x = 6,543,467,632.80
  5. Step 5: Solve for x
    x = 6,543,467,632.80/93,275.19
  6. Step 6: Final answer
    x = 70,152.28

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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.