Home / 85,547.14-118,044.74-47,301.52

Finding the Fourth Proportional to 85,547.14, 118,044.74 and 47,301.52

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Solution

The fourth proportional to 85,547.14, 118,044.74 and 47,301.52 is: 65,270.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,547.14 : 118,044.74 = 47,301.52 : x
  2. Step 2: Convert to fraction form
    85,547.14/118,044.74 = 47,301.52/x
  3. Step 3: Cross multiply
    85,547.14x = 118,044.74 × 47,301.52
  4. Step 4: Simplify right side
    85,547.14x = 5,583,695,674.48
  5. Step 5: Solve for x
    x = 5,583,695,674.48/85,547.14
  6. Step 6: Final answer
    x = 65,270.40

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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.