Home / 64,399.50-88,841.07-45,547.02

Finding the Fourth Proportional to 64,399.50, 88,841.07 and 45,547.02

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Solution

The fourth proportional to 64,399.50, 88,841.07 and 45,547.02 is: 62,833.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,399.50 : 88,841.07 = 45,547.02 : x
  2. Step 2: Convert to fraction form
    64,399.50/88,841.07 = 45,547.02/x
  3. Step 3: Cross multiply
    64,399.50x = 88,841.07 × 45,547.02
  4. Step 4: Simplify right side
    64,399.50x = 4,046,445,992.11
  5. Step 5: Solve for x
    x = 4,046,445,992.11/64,399.50
  6. Step 6: Final answer
    x = 62,833.50

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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.