Home / 63,595.40-87,711.57-56,335.25

Finding the Fourth Proportional to 63,595.40, 87,711.57 and 56,335.25

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Solution

The fourth proportional to 63,595.40, 87,711.57 and 56,335.25 is: 77,698.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,595.40 : 87,711.57 = 56,335.25 : x
  2. Step 2: Convert to fraction form
    63,595.40/87,711.57 = 56,335.25/x
  3. Step 3: Cross multiply
    63,595.40x = 87,711.57 × 56,335.25
  4. Step 4: Simplify right side
    63,595.40x = 4,941,253,443.12
  5. Step 5: Solve for x
    x = 4,941,253,443.12/63,595.40
  6. Step 6: Final answer
    x = 77,698.29

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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.