Home / 112,076.60-168,114.90-64,837.40

Finding the Fourth Proportional to 112,076.60, 168,114.90 and 64,837.40

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Solution

The fourth proportional to 112,076.60, 168,114.90 and 64,837.40 is: 97,256.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,076.60 : 168,114.90 = 64,837.40 : x
  2. Step 2: Convert to fraction form
    112,076.60/168,114.90 = 64,837.40/x
  3. Step 3: Cross multiply
    112,076.60x = 168,114.90 × 64,837.40
  4. Step 4: Simplify right side
    112,076.60x = 10,900,133,017.26
  5. Step 5: Solve for x
    x = 10,900,133,017.26/112,076.60
  6. Step 6: Final answer
    x = 97,256.10

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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.