Home / 64,117.44-96,176.88-42,070.68

Finding the Fourth Proportional to 64,117.44, 96,176.88 and 42,070.68

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Solution

The fourth proportional to 64,117.44, 96,176.88 and 42,070.68 is: 63,106.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,117.44 : 96,176.88 = 42,070.68 : x
  2. Step 2: Convert to fraction form
    64,117.44/96,176.88 = 42,070.68/x
  3. Step 3: Cross multiply
    64,117.44x = 96,176.88 × 42,070.68
  4. Step 4: Simplify right side
    64,117.44x = 4,046,226,741.88
  5. Step 5: Solve for x
    x = 4,046,226,741.88/64,117.44
  6. Step 6: Final answer
    x = 63,106.49

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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.