Home / 98,762.10-136,293.45-55,750.19

Finding the Fourth Proportional to 98,762.10, 136,293.45 and 55,750.19

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Solution

The fourth proportional to 98,762.10, 136,293.45 and 55,750.19 is: 76,936.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,762.10 : 136,293.45 = 55,750.19 : x
  2. Step 2: Convert to fraction form
    98,762.10/136,293.45 = 55,750.19/x
  3. Step 3: Cross multiply
    98,762.10x = 136,293.45 × 55,750.19
  4. Step 4: Simplify right side
    98,762.10x = 7,598,385,051.79
  5. Step 5: Solve for x
    x = 7,598,385,051.79/98,762.10
  6. Step 6: Final answer
    x = 76,936.25

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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.