Home / 117,547.08-176,320.36-42,667.16

Finding the Fourth Proportional to 117,547.08, 176,320.36 and 42,667.16

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Solution

The fourth proportional to 117,547.08, 176,320.36 and 42,667.16 is: 64,000.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,547.08 : 176,320.36 = 42,667.16 : x
  2. Step 2: Convert to fraction form
    117,547.08/176,320.36 = 42,667.16/x
  3. Step 3: Cross multiply
    117,547.08x = 176,320.36 × 42,667.16
  4. Step 4: Simplify right side
    117,547.08x = 7,523,089,011.38
  5. Step 5: Solve for x
    x = 7,523,089,011.38/117,547.08
  6. Step 6: Final answer
    x = 64,000.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.