Home / 165,962.05-249,041.52-155,454.21

Finding the Fourth Proportional to 165,962.05, 249,041.52 and 155,454.21

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Solution

The fourth proportional to 165,962.05, 249,041.52 and 155,454.21 is: 233,273.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,962.05 : 249,041.52 = 155,454.21 : x
  2. Step 2: Convert to fraction form
    165,962.05/249,041.52 = 155,454.21/x
  3. Step 3: Cross multiply
    165,962.05x = 249,041.52 × 155,454.21
  4. Step 4: Simplify right side
    165,962.05x = 38,714,552,748.80
  5. Step 5: Solve for x
    x = 38,714,552,748.80/165,962.05
  6. Step 6: Final answer
    x = 233,273.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.