Home / 91,570.09-126,352.29-53,335.93

Finding the Fourth Proportional to 91,570.09, 126,352.29 and 53,335.93

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Solution

The fourth proportional to 91,570.09, 126,352.29 and 53,335.93 is: 73,595.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,570.09 : 126,352.29 = 53,335.93 : x
  2. Step 2: Convert to fraction form
    91,570.09/126,352.29 = 53,335.93/x
  3. Step 3: Cross multiply
    91,570.09x = 126,352.29 × 53,335.93
  4. Step 4: Simplify right side
    91,570.09x = 6,739,116,894.78
  5. Step 5: Solve for x
    x = 6,739,116,894.78/91,570.09
  6. Step 6: Final answer
    x = 73,595.18

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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.