Home / 249,460.16-374,184.94-80,980.22

Finding the Fourth Proportional to 249,460.16, 374,184.94 and 80,980.22

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Solution

The fourth proportional to 249,460.16, 374,184.94 and 80,980.22 is: 121,468.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,460.16 : 374,184.94 = 80,980.22 : x
  2. Step 2: Convert to fraction form
    249,460.16/374,184.94 = 80,980.22/x
  3. Step 3: Cross multiply
    249,460.16x = 374,184.94 × 80,980.22
  4. Step 4: Simplify right side
    249,460.16x = 30,301,580,151.34
  5. Step 5: Solve for x
    x = 30,301,580,151.34/249,460.16
  6. Step 6: Final answer
    x = 121,468.62

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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.