Home / 64,688.03-89,267.15-36,006.74

Finding the Fourth Proportional to 64,688.03, 89,267.15 and 36,006.74

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Solution

The fourth proportional to 64,688.03, 89,267.15 and 36,006.74 is: 49,688.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,688.03 : 89,267.15 = 36,006.74 : x
  2. Step 2: Convert to fraction form
    64,688.03/89,267.15 = 36,006.74/x
  3. Step 3: Cross multiply
    64,688.03x = 89,267.15 × 36,006.74
  4. Step 4: Simplify right side
    64,688.03x = 3,214,218,434.22
  5. Step 5: Solve for x
    x = 3,214,218,434.22/64,688.03
  6. Step 6: Final answer
    x = 49,688.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.