Home / 249,341.15-374,064.27-80,848.34

Finding the Fourth Proportional to 249,341.15, 374,064.27 and 80,848.34

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Solution

The fourth proportional to 249,341.15, 374,064.27 and 80,848.34 is: 121,289.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,341.15 : 374,064.27 = 80,848.34 : x
  2. Step 2: Convert to fraction form
    249,341.15/374,064.27 = 80,848.34/x
  3. Step 3: Cross multiply
    249,341.15x = 374,064.27 × 80,848.34
  4. Step 4: Simplify right side
    249,341.15x = 30,242,475,282.81
  5. Step 5: Solve for x
    x = 30,242,475,282.81/249,341.15
  6. Step 6: Final answer
    x = 121,289.55

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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.