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Finding the Fourth Proportional to 180,547.14, 249,154.61 and 104,065.62

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Solution

The fourth proportional to 180,547.14, 249,154.61 and 104,065.62 is: 143,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,547.14 : 249,154.61 = 104,065.62 : x
  2. Step 2: Convert to fraction form
    180,547.14/249,154.61 = 104,065.62/x
  3. Step 3: Cross multiply
    180,547.14x = 249,154.61 × 104,065.62
  4. Step 4: Simplify right side
    180,547.14x = 25,928,428,965.51
  5. Step 5: Solve for x
    x = 25,928,428,965.51/180,547.14
  6. Step 6: Final answer
    x = 143,610.30

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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.