Home / 93,117.04-128,501.52-50,674.64

Finding the Fourth Proportional to 93,117.04, 128,501.52 and 50,674.64

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Solution

The fourth proportional to 93,117.04, 128,501.52 and 50,674.64 is: 69,931.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,117.04 : 128,501.52 = 50,674.64 : x
  2. Step 2: Convert to fraction form
    93,117.04/128,501.52 = 50,674.64/x
  3. Step 3: Cross multiply
    93,117.04x = 128,501.52 × 50,674.64
  4. Step 4: Simplify right side
    93,117.04x = 6,511,768,265.45
  5. Step 5: Solve for x
    x = 6,511,768,265.45/93,117.04
  6. Step 6: Final answer
    x = 69,931.01

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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.