Home / 93,429.55-128,933.67-50,988.08

Finding the Fourth Proportional to 93,429.55, 128,933.67 and 50,988.08

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Solution

The fourth proportional to 93,429.55, 128,933.67 and 50,988.08 is: 70,364.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,429.55 : 128,933.67 = 50,988.08 : x
  2. Step 2: Convert to fraction form
    93,429.55/128,933.67 = 50,988.08/x
  3. Step 3: Cross multiply
    93,429.55x = 128,933.67 × 50,988.08
  4. Step 4: Simplify right side
    93,429.55x = 6,574,080,794.19
  5. Step 5: Solve for x
    x = 6,574,080,794.19/93,429.55
  6. Step 6: Final answer
    x = 70,364.04

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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.