Home / 133,041.36-183,597.59-72,613.34

Finding the Fourth Proportional to 133,041.36, 183,597.59 and 72,613.34

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Solution

The fourth proportional to 133,041.36, 183,597.59 and 72,613.34 is: 100,206.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,041.36 : 183,597.59 = 72,613.34 : x
  2. Step 2: Convert to fraction form
    133,041.36/183,597.59 = 72,613.34/x
  3. Step 3: Cross multiply
    133,041.36x = 183,597.59 × 72,613.34
  4. Step 4: Simplify right side
    133,041.36x = 13,331,633,253.07
  5. Step 5: Solve for x
    x = 13,331,633,253.07/133,041.36
  6. Step 6: Final answer
    x = 100,206.68

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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.