Home / 70,925.28-97,875.68-39,097.14

Finding the Fourth Proportional to 70,925.28, 97,875.68 and 39,097.14

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Solution

The fourth proportional to 70,925.28, 97,875.68 and 39,097.14 is: 53,953.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,925.28 : 97,875.68 = 39,097.14 : x
  2. Step 2: Convert to fraction form
    70,925.28/97,875.68 = 39,097.14/x
  3. Step 3: Cross multiply
    70,925.28x = 97,875.68 × 39,097.14
  4. Step 4: Simplify right side
    70,925.28x = 3,826,658,968.07
  5. Step 5: Solve for x
    x = 3,826,658,968.07/70,925.28
  6. Step 6: Final answer
    x = 53,953.39

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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.