Home / 98,746.10-148,119.15-63,316.70

Finding the Fourth Proportional to 98,746.10, 148,119.15 and 63,316.70

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Solution

The fourth proportional to 98,746.10, 148,119.15 and 63,316.70 is: 94,975.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,746.10 : 148,119.15 = 63,316.70 : x
  2. Step 2: Convert to fraction form
    98,746.10/148,119.15 = 63,316.70/x
  3. Step 3: Cross multiply
    98,746.10x = 148,119.15 × 63,316.70
  4. Step 4: Simplify right side
    98,746.10x = 9,378,415,784.81
  5. Step 5: Solve for x
    x = 9,378,415,784.81/98,746.10
  6. Step 6: Final answer
    x = 94,975.05

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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.