Home / 93,151.04-128,547.84-50,708.48

Finding the Fourth Proportional to 93,151.04, 128,547.84 and 50,708.48

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Solution

The fourth proportional to 93,151.04, 128,547.84 and 50,708.48 is: 69,977.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,151.04 : 128,547.84 = 50,708.48 : x
  2. Step 2: Convert to fraction form
    93,151.04/128,547.84 = 50,708.48/x
  3. Step 3: Cross multiply
    93,151.04x = 128,547.84 × 50,708.48
  4. Step 4: Simplify right side
    93,151.04x = 6,518,465,573.68
  5. Step 5: Solve for x
    x = 6,518,465,573.68/93,151.04
  6. Step 6: Final answer
    x = 69,977.38

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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.