Home / 180,735.09-249,501.23-127,066.11

Finding the Fourth Proportional to 180,735.09, 249,501.23 and 127,066.11

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Solution

The fourth proportional to 180,735.09, 249,501.23 and 127,066.11 is: 175,412.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,735.09 : 249,501.23 = 127,066.11 : x
  2. Step 2: Convert to fraction form
    180,735.09/249,501.23 = 127,066.11/x
  3. Step 3: Cross multiply
    180,735.09x = 249,501.23 × 127,066.11
  4. Step 4: Simplify right side
    180,735.09x = 31,703,150,736.32
  5. Step 5: Solve for x
    x = 31,703,150,736.32/180,735.09
  6. Step 6: Final answer
    x = 175,412.26

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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.