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Finding the Fourth Proportional to 64,315.04, 96,034.76 and 56,755.52

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Solution

The fourth proportional to 64,315.04, 96,034.76 and 56,755.52 is: 84,746.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,315.04 : 96,034.76 = 56,755.52 : x
  2. Step 2: Convert to fraction form
    64,315.04/96,034.76 = 56,755.52/x
  3. Step 3: Cross multiply
    64,315.04x = 96,034.76 × 56,755.52
  4. Step 4: Simplify right side
    64,315.04x = 5,450,502,741.88
  5. Step 5: Solve for x
    x = 5,450,502,741.88/64,315.04
  6. Step 6: Final answer
    x = 84,746.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.