Home / 180,973.58-249,715.38-103,448.07

Finding the Fourth Proportional to 180,973.58, 249,715.38 and 103,448.07

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Solution

The fourth proportional to 180,973.58, 249,715.38 and 103,448.07 is: 142,742.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,973.58 : 249,715.38 = 103,448.07 : x
  2. Step 2: Convert to fraction form
    180,973.58/249,715.38 = 103,448.07/x
  3. Step 3: Cross multiply
    180,973.58x = 249,715.38 × 103,448.07
  4. Step 4: Simplify right side
    180,973.58x = 25,832,574,110.32
  5. Step 5: Solve for x
    x = 25,832,574,110.32/180,973.58
  6. Step 6: Final answer
    x = 142,742.24

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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.