Home / 56,290.83-77,681.36-32,416.99

Finding the Fourth Proportional to 56,290.83, 77,681.36 and 32,416.99

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Solution

The fourth proportional to 56,290.83, 77,681.36 and 32,416.99 is: 44,735.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,290.83 : 77,681.36 = 32,416.99 : x
  2. Step 2: Convert to fraction form
    56,290.83/77,681.36 = 32,416.99/x
  3. Step 3: Cross multiply
    56,290.83x = 77,681.36 × 32,416.99
  4. Step 4: Simplify right side
    56,290.83x = 2,518,195,870.31
  5. Step 5: Solve for x
    x = 2,518,195,870.31/56,290.83
  6. Step 6: Final answer
    x = 44,735.45

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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.