Home / 71,457.19-98,655.51-46,007.68

Finding the Fourth Proportional to 71,457.19, 98,655.51 and 46,007.68

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Solution

The fourth proportional to 71,457.19, 98,655.51 and 46,007.68 is: 63,519.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,457.19 : 98,655.51 = 46,007.68 : x
  2. Step 2: Convert to fraction form
    71,457.19/98,655.51 = 46,007.68/x
  3. Step 3: Cross multiply
    71,457.19x = 98,655.51 × 46,007.68
  4. Step 4: Simplify right side
    71,457.19x = 4,538,911,134.32
  5. Step 5: Solve for x
    x = 4,538,911,134.32/71,457.19
  6. Step 6: Final answer
    x = 63,519.31

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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.