Home / 64,256.69-96,384.74-42,864.19

Finding the Fourth Proportional to 64,256.69, 96,384.74 and 42,864.19

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Solution

The fourth proportional to 64,256.69, 96,384.74 and 42,864.19 is: 64,296.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,256.69 : 96,384.74 = 42,864.19 : x
  2. Step 2: Convert to fraction form
    64,256.69/96,384.74 = 42,864.19/x
  3. Step 3: Cross multiply
    64,256.69x = 96,384.74 × 42,864.19
  4. Step 4: Simplify right side
    64,256.69x = 4,131,453,353.18
  5. Step 5: Solve for x
    x = 4,131,453,353.18/64,256.69
  6. Step 6: Final answer
    x = 64,296.08

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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.